Dreaming of hair that glows with a natural, sun-kissed radiance, yet dread the thought of unwanted orange or yellow tones? Achieving that perfect blend of luminosity and richness can feel like a delicate balance, especially when exploring balayage warm tones. The fear of “brassy” versus truly “warm” can often hold you back from embracing a truly vibrant look.
Warm tones in hair encompass a spectrum of rich, golden, honey, and caramel pigments that add luminous depth and dimension to hair. These hues are often sought to complement skin tone and create a sun-kissed, natural-looking effect, effectively avoiding the unwanted orange tones or yellowing blonde often associated with brassiness. This controlled warmth, as opposed to accidental brass, is key.
Drawing from comprehensive analysis of current data and proven methodologies in hair theory, this guide will unlock the secrets to mastering balayage warm tones. We’ll explore diverse warm hair color ideas and show you how to find your perfect match, transforming your style with confidence and professional insight.
Balayage Warm Tones: 9 Luminous Ideas & Your Perfect Match
Embarking on a journey to embrace balayage warm tones can be incredibly exciting, offering a transformative experience that adds luminous depth and a radiant glow to your hair. This section delves into a curated collection of nine stunning warm balayage ideas, each meticulously crafted to inspire and guide you toward your perfect match. From the subtle allure of golden ribbons to the bold statement of vibrant copper balayage, we’ll explore how these distinct warm hair color ideas can complement various base colors and skin undertones, ensuring your chosen look enhances features and provides a truly natural-looking finish. Get ready to discover the ideal warm balayage variation that resonates with your personal style and brings out your unique beauty.
1. Sun-Kissed Caramel Balayage for Dark Hair
Pin this stunning caramel balayage look to your ‘Hair Goals’ board!
For those with a rich brunette base, sun-kissed caramel balayage on dark brown hair offers a beautifully dimensional effect that looks incredibly natural-looking. This style seamlessly integrates warm caramel tones and golden ribbons into darker strands, mimicking how sunlight naturally lightens hair. It provides depth and a soft, inviting glow without the stark contrast of traditional highlights, making it a favorite for a sophisticated yet understated transformation. This warm balayage variation enhances features by adding luminosity around the face, creating a harmonious blend with dark hair.
What You Need:
- High-quality bleach and developer (e.g., 20 or 30 volume for controlled lift)
- Warm caramel demi-permanent hair color or gloss treatment (e.g., Level 7 warm or Level 8 honey)
- Color-safe shampoo and conditioner specifically formulated for color-treated hair
- Deep conditioning mask for post-coloring hydration
- Professional balayage brush for precise application
- Mixing bowls and applicator bottles
- Heat protectant spray
Routine Steps:
- Section your dry, unwashed hair into manageable parts, focusing on areas where light would naturally hit (face-frame, ends).
- Mix the bleach and developer according to manufacturer instructions, ensuring a creamy, consistent texture.
- Paint the balayage sections using a hand-painted highlights technique, starting mid-shaft and concentrating saturation towards the ends. Avoid applying directly to the root for a softer grow-out.
- Process until desired lift is achieved to a pale yellow, checking frequently to prevent over-processing.
- Rinse thoroughly with cool water and gently shampoo, then apply the deep conditioning mask.
- Apply the warm caramel demi-permanent color or gloss treatment to the pre-lightened sections to deposit color and enhance the golden highlights.
- Process for the recommended time, then rinse and condition with your color-safe shampoo and conditioner.
- Style as desired, using a heat protectant spray if applying heat.
Pro-Tip: Achieving a truly natural-looking warm balayage for brunettes requires understanding the underlying pigment levels in dark hair. Often, dark hair will lift to orange or red tones before reaching yellow. A certified colorist will formulate the bleach with a neutralizer or follow up with a specific warm toner to ensure a clean canvas for the caramel or golden highlights, preventing unwanted brassiness.
2. Luminous Honey Blonde Balayage for Warm Skin Tones
Save this honey blonde balayage inspiration for your next salon visit!
For those with warm skin tones, a luminous honey blonde balayage can create an exceptionally beautiful and natural glow. This style features creamy honey blonde hues that seamlessly blend with a natural blonde base, offering sun-kissed golden highlights that brighten the complexion without appearing harsh. The warmth of the honey blonde harmonizes with warm tone skin, providing a vibrant and healthy-looking finish. This look is perfect for enhancing features and achieving a bright, yet soft, blonde aesthetic.
What You Need:
- Professional lightener and developer suitable for achieving a clean lift
- Honey blonde toner or gloss treatment (e.g., gold or neutral-gold based)
- Color-safe shampoo and conditioner for blonde hair
- Purple shampoo (optional, for maintaining neutrality if needed)
- Leave-in conditioner with heat styling protection
- Balayage paddle and foils (for precision around the face)
- Fine-tooth comb for sectioning and weaving
Routine Steps:
- Begin with a thorough consultation to confirm warm skin undertones and desired honey blonde depth.
- Section hair, focusing on strategic placement for sun-kissed golden highlights around the face and crown.
- Apply the lightener using a hand-painted highlights technique, ensuring even saturation on strands.
- Process until hair reaches a pale yellow, closely monitoring to prevent over-lifting.
- Rinse thoroughly and gently shampoo.
- Apply the honey blonde toner or gloss treatment to achieve the desired creamy warm blonde shade, allowing it to deposit color evenly.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Style hair using a heat protectant spray, showcasing the luminous qualities of the honey blonde balayage.
Pro-Tip: For individuals with truly warm skin tones, selecting a honey blonde with subtle golden reflections will truly enhance features. A certified colorist will consider your eumelanin vs pheomelanin levels to determine the perfect balance, ensuring the final result is luminous and not yellow or brassy. Regular gloss treatments can also maintain this vibrancy.
3. Fiery Copper Balayage for a Bold Statement
Pin this bold copper balayage look to ignite your style!
For those seeking a truly bold statement hair, vibrant copper balayage delivers undeniable impact, particularly on long hair styles with a dark base. This fiery warm tone transforms the look, adding striking contrast and rich depth. The warm copper balayage creates brilliant reflections, especially when paired with natural brunette base tones. It’s a choice that exudes confidence and offers a stunning, dimensional appeal, often incorporating subtle warm gold ribbons for an added layer of complexity.
What You Need:
- High-lift lightener specifically formulated for dark hair
- Copper-based permanent or demi-permanent hair color (e.g., a pure copper tone or a rich red-copper)
- Color-safe shampoo and conditioner for red/copper tones
- Color-depositing mask to maintain vibrancy
- Foil packets for saturated highlights
- Sectioning clips and a tail comb
- Developer (e.g., 20 or 30 volume, depending on desired lift)
Routine Steps:
- Conduct a thorough consultation to ensure the desired vibrant copper is achievable and complements the client’s skin tone.
- Section hair, taking fine weaves for maximum color saturation and dimension.
- Apply lightener to the desired balayage sections, ensuring even lift to a yellow-orange stage.
- Process carefully, checking frequently until the appropriate level of lift is achieved.
- Rinse thoroughly and gently shampoo.
- Apply the chosen copper hair color to the pre-lightened sections, ensuring complete saturation for a vibrant result.
- Process according to the color manufacturer’s instructions, then rinse and condition with color-safe shampoo and conditioner.
- Style hair to showcase the bold statement of the fiery copper balayage, emphasizing shine.
Pro-Tip: When aiming for vibrant copper balayage on dark hair, a key challenge is overcoming the natural eumelanin (dark pigment) and exposing the correct underlying pheomelanin (red/orange pigment). A master colorist will often use a specific color deposition theory to ensure the copper is pure and bright, not muddy or dull. Regular use of color-depositing masks will be crucial for tonal longevity.
4. Golden Ribbons Balayage for Subtle Radiance
Pin these golden ribbons for a touch of everyday radiance!
For those who desire a more understated elegance, golden ribbons balayage offers subtle radiance and a truly natural-looking warm balayage. This technique involves painting delicate, sun-kissed golden tones into light brown hair, creating the illusion of effortless highlights. The result is a gentle illumination that provides depth and dimension without a drastic color change. It’s ideal for enhancing your natural base with a touch of warmth and luminosity, perfect for those seeking subtle warm highlights that blend seamlessly.
What You Need:
- Low-volume developer (e.g., 10 or 15 volume) for gentle lift
- Golden blonde toner or warm gloss treatment (e.g., level 8 or 9 gold)
- Color-safe shampoo and conditioner for natural blonde/light brown hair
- Hair painting palette for controlled application
- Fine-tooth comb and sectioning clips
- Bond builder (optional, for added hair health protection)
- Shine spray for enhancing luminous hair
Routine Steps:
- Start with a clean, dry canvas. Section hair carefully, focusing on natural fall and light reflection.
- Mix a gentle lightener with a low-volume developer.
- Paint very fine ribbons onto strands using a freehand balayage technique, starting slightly off the root for a soft grow-out.
- Process until a subtle golden lift is achieved (light yellow).
- Rinse thoroughly and gently shampoo.
- Apply the golden blonde toner or warm gloss treatment to deposit a soft golden hue and add shine.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Style hair to enhance the natural-looking flow of the golden ribbons, finishing with a shine spray.
Pro-Tip: The secret to truly subtle warm highlights is in the sectioning and saturation. A certified colorist will use very fine sections and lighter saturation on the mid-shaft, gradually increasing towards the ends. This technique, often combined with a low-volume hydrogen peroxide volume, creates a natural sun-kissed effect that mimics how the sun naturally lightens hair, preventing any harsh lines or overly dramatic color.
5. Warm Bronde Balayage: The Best of Both Worlds
Pin this versatile warm bronde balayage for effortless style!
For those who crave the richness of a brunette base but desire the luminosity of warm blonde balayage, warm bronde balayage offers the perfect harmonious blend. This look features a seamless transition between soft blonde and rich brown tones, creating a sophisticated and multi-dimensional appearance. It’s an ideal choice for a natural-looking warm balayage that provides significant depth and dimension without committing fully to either blonde or brunette. This versatile style works beautifully on various hair types, offering a chic, low-maintenance option.
What You Need:
- Lightener and developer for subtle lift
- Two complementary demi-permanent colors: one warm brown and one warm blonde (e.g., Level 7 warm brown and Level 8 honey blonde)
- Color-safe shampoo and conditioner for multi-tonal hair
- Balayage paddle or freehand technique
- Foils (optional, for brighter pops)
- Fine-tooth comb and sectioning clips
- Gloss treatment for added shine and color saturation
Routine Steps:
- Begin with a thorough consultation to define the desired bronde depth and warmth.
- Section hair, planning for a natural flow of both darker and lighter warm tones.
- Apply the lightener to designated balayage sections, aiming for a soft lift to a light yellow-orange.
- Process until appropriate lift is achieved, then rinse and gently shampoo.
- Apply the warm brown and warm blonde demi-permanent colors strategically to create the bronde blend, ensuring seamless transition between shades.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Apply a gloss treatment for added luminous shine and to seal in the warm tones.
- Style to showcase the beautiful depth and dimension of the warm bronde balayage.
Pro-Tip: The art of warm bronde balayage lies in creating a harmonious blend between the brunette base and the warm blonde balayage. A master colorist will often use a technique called teasy lights or foilyage to ensure soft transitions and maximum dimension, especially when dealing with various hair types and textures. The final tonal longevity relies on the precise formulation of both the lifting and toning stages.
6. Creamy Toffee Balayage for Soft Luxury
Pin this elegant creamy toffee balayage for a touch of luxury!
Embrace soft luxury with creamy toffee balayage, a sophisticated warm tone that adds effortless elegance to textured hair. This shade features a beautiful blend of rich, warm caramels and soft browns, creating a luminous finish that enhances natural movement and provides depth and dimension. It’s a particularly appealing choice for those seeking a subtle yet impactful transformation, where the highlights blend smoothly for a truly natural-looking effect. This balayage style elevates your hair with an understated richness.
What You Need:
- Gentle lightener and low-volume developer
- Demi-permanent hair color in a creamy toffee shade (e.g., a mix of warm gold and light brown)
- Color-safe shampoo and conditioner for color-treated hair
- Gloss treatment for ultimate shine
- Balayage film or cling wrap (for heat retention during processing)
- Wide-tooth comb and sectioning clips
- Moisture boost serum for post-color hydration
Routine Steps:
- Perform a comprehensive consultation to ensure creamy toffee is the ideal warm tone for the client’s desired look.
- Section hair, focusing on larger, melted panels to create a soft, luxurious blend.
- Apply lightener with a painting technique that emphasizes blending and creates a gradual transition.
- Process until a light yellow is achieved, carefully monitoring the hair’s integrity.
- Rinse thoroughly and gently shampoo.
- Apply the creamy toffee demi-permanent color, ensuring even saturation for a consistent rich and luminous finish.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Finish with a gloss treatment and moisture boost serum, then style to showcase the soft luxury of the creamy toffee balayage.
Pro-Tip: The secret to achieving truly creamy toffee balayage is to ensure the lift is clean and void of any underlying orange. A certified colorist will precisely formulate the toner with a touch of neutral to cancel out any unwanted yellow or orange, allowing the toffee shades to shine through as pure, rich warm tones. Considering hair porosity is also crucial for even color absorption.
7. Warm Butterscotch Balayage for a Sweet Touch
Pin this delightful butterscotch balayage for a charming new look!
Inject a sweet touch into your style with warm butterscotch balayage, a charming option that provides soft balayage highlights to a medium to light brown base. This delightful warm tone features a blend of golden and light caramel hues, creating a dimensional look that catches the light beautifully. The subtle, inviting shimmer of butterscotch tones ensures a natural-looking warm balayage that enhances your hair’s inherent beauty, adding a touch of sweetness and sophistication without being overpowering.
What You Need:
- Low-volume lightener (e.g., 10 or 15 volume) for controlled lift
- Demi-permanent hair color in a warm butterscotch shade (mix of gold and light caramel)
- Color-safe shampoo and conditioner for natural/light brown hair
- Hair painting brush for delicate application
- Sectioning clips and a pintail comb
- Heat protectant and shine serum
Routine Steps:
- Begin with a thorough consultation to establish the ideal butterscotch depth and placement.
- Section hair meticulously, taking fine to medium weaves for subtle, dimensional highlights.
- Apply the lightener to selected balayage sections, aiming for a pale yellow lift.
- Process carefully, monitoring closely to achieve the desired lightness without over-processing.
- Rinse thoroughly and gently shampoo.
- Apply the warm butterscotch demi-permanent color or toner to the lightened sections, ensuring even color deposition.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Style hair to enhance the natural movement and luminous quality of the warm butterscotch balayage, finishing with a shine serum.
Pro-Tip: To truly capture the sweet warm tones of butterscotch balayage, a certified colorist will meticulously analyze the underlying pigment of your hair after the initial lift. The final toner formulation is key to preventing any unwanted red or orange hues, ensuring a clean, inviting butterscotch shade that beautifully complements skin tone. Regular gloss treatments can help maintain this delicate warmth.
8. Rich Amber Balayage for Autumnal Vibes
Pin this gorgeous amber balayage for perfect autumnal hair!
Embrace the cozy allure of autumnal vibes with rich amber balayage, a captivating choice for those with dark brunette hair. This style features deep, rich warm tones that evoke the beauty of fall, adding significant depth and dimension to your look. The amber balayage creates a luxurious, glossy finish, perfectly blending with the darker base to produce a stunning, natural-looking effect. It’s a fantastic option for balayage for fall, offering a sophisticated and seasonally appropriate hair color.
What You Need:
- Lightener and developer suitable for lifting dark hair
- Demi-permanent hair color in a rich amber shade (e.g., a mix of red, orange, and gold tones)
- Color-safe shampoo and conditioner for rich, warm tones
- Color-depositing mask to refresh amber hues
- Balayage board for controlled application
- Sectioning clips and fine-tooth comb
- Gloss treatment for extra shine
Routine Steps:
- Conduct a detailed consultation to understand the client’s desired rich amber depth and vibrancy.
- Section hair strategically, focusing on creating melted, impactful panels of amber.
- Apply lightener to designated balayage sections, aiming for a warm orange/yellow lift.
- Process carefully, monitoring until the appropriate lightness is achieved.
- Rinse thoroughly and gently shampoo.
- Apply the rich amber demi-permanent color to the lightened sections, ensuring full saturation for a vibrant, even tone.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Finish with a gloss treatment and style hair to enhance the depth and dimension of the rich amber balayage, emphasizing its autumnal vibes.
Pro-Tip: When dealing with dark brunette hair for rich amber balayage, a master colorist understands that achieving the correct underlying canvas is paramount. Over-lifting can lead to a faded or brassy result, while under-lifting will prevent the amber from shining through. Precise oxidation process management and a carefully selected ammonia-free lifting product can help protect structural integrity of hair.
9. Warm Espresso with Caramel Ribbons
Pin this elegant espresso with caramel balayage for subtle sophistication!
For those with a deep, rich warm espresso hair base, adding caramel ribbons balayage offers a sophisticated way to introduce subtle warm highlights and delicate dimension. This style creates a beautiful contrast where the warm caramel tones gently peek through the darker strands, providing a natural-looking effect without altering the core richness of the espresso. It’s an ideal choice for a dimensional brunette look that’s both refined and inviting, demonstrating how caramel balayage on dark brown hair can elevate a natural base.
What You Need:
- Low-volume lightener (e.g., 10 or 20 volume) for very gentle lift
- Demi-permanent hair color in a warm caramel shade (e.g., a rich golden-brown)
- Deep espresso demi-permanent or permanent hair color for root touch-up (optional)
- Color-safe shampoo and conditioner for dark, color-treated hair
- Fine-tooth comb for precise weaving and sectioning
- Balayage board or freehand application
- Color glaze for added shine and color saturation
Routine Steps:
- Begin with a detailed consultation to ensure the desired subtlety and placement of caramel ribbons.
- Section hair into fine panels, focusing on delicate, internal highlights that will catch the light naturally.
- Apply the lightener to very thin ribbons of hair, carefully painting from mid-shaft to ends, ensuring minimal lift to a warm golden tone.
- Process until a pale golden yellow is achieved, monitoring very closely to prevent over-lightening.
- Rinse thoroughly and gently shampoo.
- Apply the warm caramel demi-permanent color to the lightened ribbons, ensuring a seamless blend with the espresso base.
- Process for the recommended time, then rinse and condition with color-safe shampoo and conditioner.
- Finish with a color glaze to enhance shine and lock in the warm tones, then style to showcase the subtle dimension of the espresso with caramel ribbons.
Pro-Tip: The key to warm espresso with caramel ribbons is mastering the lift just enough to allow the caramel to shine without becoming too bright. A master colorist will meticulously select the hydrogen peroxide volume to control the oxidation process, ensuring the caramel is a gentle kiss of warmth that truly integrates with base color, providing a soft, dimensional brunette effect.
Key Takeaways: Your Quick Guide to Balayage Warm Tones
Navigating the world of balayage warm tones can seem complex, but understanding a few key points will empower you to achieve stunning, luminous hair. These main takeaways offer a quick guide to help you make informed decisions, ensuring your warm balayage is not just beautiful, but also perfectly tailored and long-lasting.
- Matching warm balayage to your skin tone is crucial for a natural, luminous look. Understanding your skin undertones helps select golden, honey, or caramel hues that complement skin tone and prevent an unflattering clash.
- Warm tones range from subtle sun-kissed to bold copper, offering diverse style options. The spectrum includes delicate golden ribbons for subtle radiance and vibrant copper balayage for a bold statement, catering to various aesthetic preferences.
- Preventing brassiness is key to maintaining beautiful warm balayage. Strategies like using a toning mask, color-safe shampoo, and regular gloss treatment are essential to neutralize unwanted warmth and avoid orange tones.
- Professional application ensures seamless blending and dimensional results. A certified colorist uses hand-painted highlights techniques to achieve a natural transition and depth and dimension, integrating with your base color.
- Long-term care extends the vibrancy and health of your warm balayage. Incorporating deep conditioning, heat styling protection, and salon visits for refreshers are vital for tonal longevity and protecting hair health.
- Advanced color theory dictates the success of specific warm balayage shades. Knowledge of underlying pigment levels and the oxidation process allows a master colorist to precisely formulate and apply warm balayage for optimal results.
FAQs About Balayage Warm Tones
What are warm tones in hair, and why are they desirable?
Warm tones in hair refer to shades with underlying red, orange, or yellow pigments, such as golden, honey, caramel, and copper hues, creating a luminous and vibrant effect. These tones are often desired for their ability to add depth and dimension, mimic a natural sun-kissed look, and beautifully complement skin tone for individuals with warm or neutral undertones, providing a soft, inviting aesthetic.
Is balayage good for warm skin tones?
Yes, balayage is an excellent choice for warm skin tones because it allows for custom placement of warm hues like golden, honey, and caramel, which naturally harmonize with the skin’s undertones. A certified colorist can expertly blend these warm balayage shades to enhance features and create a seamless, natural-looking glow that avoids any clashing or artificial appearance.
How do you avoid brassiness when getting balayage warm tones?
Avoiding brassiness in balayage warm tones involves precise lightening, using the correct toner, and consistent at-home maintenance. A master colorist will ensure the hair lifts to the appropriate level before applying a specifically formulated warm toner to neutralize brassiness, while at-home care with color-safe shampoo and toning mask can prevent unwanted orange tones.
What is the difference between warm and cool tones in hair?
Warm tones feature red, orange, and yellow undertones (like gold, copper, caramel), while cool tones have blue, green, and violet undertones (such as ash, platinum, and beige). The fundamental difference lies in their underlying pigment; warm tones add richness and luminous hair, whereas cool tones aim for a neutral or icy finish.
Does warm balayage work on dark hair?
Absolutely, warm balayage works exceptionally well on dark hair, as rich caramel, honey, and copper tones can add beautiful dimension and a sun-kissed effect. The contrast between a brunette base and these warm tones creates striking depth and dimension, offering a stunning brunette style that looks both natural and sophisticated, as demonstrated in many warm balayage on dark hair looks.
How often should I tone warm balayage?
The frequency for toning warm balayage typically ranges from every 4-8 weeks, depending on hair porosity, sun exposure, and desired tonal longevity. Regular gloss treatments and color-depositing mask at home can help maintain the desired warm tones and prevent premature fading or the emergence of unwanted warmth between salon visits.
What are the best warm balayage shades for different hair colors?
The best warm balayage shades vary by base color: caramel and honey work beautifully for brunettes, golden and butterscotch enhance light browns, and vibrant copper or amber create a bold statement on dark hair. These shades offer a diverse palette to achieve luminous hair, ensuring a perfect match that complements skin tone and base.
Can you have warm blonde balayage?
Yes, warm blonde balayage is a highly sought-after style, featuring shades like honey blonde, golden blonde, and creamy butterscotch that create a radiant, sun-kissed look. This technique allows for a natural transition between a darker base and lighter, luminous warm blonde balayage highlights, offering an inviting and soft finish.
How long does warm balayage typically last?
Warm balayage typically lasts between 3-6 months before needing a refresh, as the painted technique allows for a soft grow-out without harsh lines. Longevity can be extended through proper hair care basics, including color-safe shampoo, heat styling protection, and regular deep conditioning to maintain tonal longevity and hair health.
What are the best shampoos and conditioners for maintaining warm tones?
For maintaining warm tones, look for sulfate-free, color-safe shampoos and conditioners specifically formulated to protect and enhance warm hair colors. Products enriched with ingredients that prevent fading and include a toning mask or a very subtle color-depositing shampoo (e.g., golden or copper-tinted) can help preserve the richness and vibrancy of your balayage warm tones.
Final Thoughts on Balayage Warm Tones
Embracing balayage warm tones is more than just a hair trend; it’s an artful choice that can profoundly enhance features and complement skin tone, leading to truly luminous hair. As we’ve explored, the journey from choosing your ideal warm hair color ideas to maintaining their vibrancy is an intricate dance between professional technique and dedicated hair care. The key lies in understanding the nuances of warm balayage, from distinguishing desirable warmth from unwanted brassiness to implementing targeted solutions.
By leveraging expert insights, precise application, and consistent at-home maintenance, you can ensure your chosen balayage warm tones remain vibrant and captivating. Remember, achieving exceptional tonal longevity and preserving hair health are paramount. With the right knowledge and tools, you’re now empowered to confidently pursue the warm balayage of your dreams, a style that truly reflects your radiance. Which of these stunning warm balayage ideas will you try first?
Last update on 2026-03-27 / Affiliate links / Images from Amazon Product Advertising API
