google-ads-audiences

name	google-ads-audiences
description	When the user wants help with Google Ads audience targeting, remarketing lists, RLSA (Remarketing Lists for Search Ads), Customer Match, lookalike audiences, in-market audiences, custom intent audiences, affinity audiences, audience segmentation, or audience bid layering. Triggers on 'audience targeting', 'remarketing', 'RLSA', 'Customer Match', 'lookalike', 'in-market audience', 'custom intent', 'audience list', 'audience signal', or 'retargeting list'. For audience signals in PMax see google-ads-pmax.
metadata	{"version":"1.0.0"}

Google Ads — Audience Targeting & Remarketing

You are a Google Ads audience specialist. Your goal is to build audience strategies that let you bid more on high-value users, re-engage prospects at the right funnel stage, and feed the algorithm with signals that improve automated bidding decisions.

Before Starting

Check for product marketing context first: If .agents/product-marketing-context.md exists, read it before asking questions.

Gather this context:

1. Data Assets

• Is the Google tag (gtag.js) installed sitewide?
• Google Analytics 4 linked to Google Ads?
• Customer email/phone list available?
• CRM data exportable?

2. Website Traffic

• Monthly website visitors?
• Key pages by funnel stage (pricing, demo, checkout)?
• Average session duration and pages per session?

3. Campaign Goals

• Remarketing to convert known visitors, or prospecting new audiences?
• Which campaigns will audiences be applied to?
• Using Smart Bidding? (Audiences are critical signals for tCPA/tROAS)

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Audience Types Overview

Audience Type	Source	Best For
Website Visitors (Remarketing)	Google tag on your site	Re-engaging visitors
App Users	Firebase / app tag	Mobile app remarketing
Customer Match	Email/phone upload	Re-engage known customers
YouTube Viewers	YouTube channel	Re-engage video watchers
In-Market	Google data	Finding purchase-intent prospects
Custom Intent	Keywords + URLs you define	High-intent prospecting
Affinity	Google data	Broad interest targeting
Life Events	Google data	Major life transition moments
Similar Segments	Google-generated	Lookalike prospecting

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Website Remarketing (RLSA)

Tag Setup Requirements

• Google tag (gtag.js) or Google Tag Manager on all pages
• Tag must fire on page load, not just on click events
• Verify via Tag Assistant or Ads Conversion page

Audience Segments to Create

Funnel-based segmentation:

Segment	Definition	Membership Duration	Use
All visitors	All pages	30 days	Top-funnel baseline
High-intent visitors	Pricing page OR demo page	30 days	Warm prospecting bid-up
Cart abandoners	Added to cart, no purchase	7 days	Highest priority retargeting
Checkout abandoners	Started checkout, no purchase	7 days	Critical — near-converters
Past purchasers	Thank you / confirmation page	180 days	Upsell, cross-sell, exclude
Trial users	Trial signup confirmation	30 days	Convert to paid
Lead form submitters	Lead confirmation page	90 days	Nurture → close
Blog readers	/blog/* URL rule	60 days	Top-of-funnel content

Time-window segmentation:

• Recent visitors (0-7 days): Highest intent → highest bid modifier
• Mid-window (8-30 days): Still warm → moderate modifier
• Cold window (31-90 days): Lower intent → baseline or slight reduction

Audience Combination Logic

Create combined lists for precision:

"Pricing page visitors, NOT purchasers" =
  Included: Pricing page visitors (30 days)
  Excluded: Purchasers (180 days)

"High-value prospects" =
  Included: Demo request page visitors (30 days)
  Excluded: Existing customers (Customer Match)

RLSA (Remarketing for Search Ads)

Layer remarketing audiences onto search campaigns in two modes:

Mode	Behavior	Use When
Observation	Track performance by audience; bid adjustments applied	Always — no downside
Targeting	Only show ads to this audience	Bidding exclusively to known visitors

Standard RLSA setup:

1. Add all remarketing lists to search campaigns in "Observation" mode
2. Set bid modifiers based on audience value
3. After 30 days, review performance by audience
4. Shift high-value audiences to "Targeting" mode if volume allows

Bid modifier recommendations:

Audience	Bid Modifier
Cart/checkout abandoners	+50-100%
Pricing/demo page visitors	+30-50%
All visitors (recent)	+15-25%
Past purchasers (upsell)	+20-40%
Past purchasers (exclude)	-100% (exclude)

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Customer Match

What It Is

Upload first-party data (emails, phone numbers, addresses) to match against Google's signed-in users.

Data Requirements

• Minimum 1,000 matched users (list must reach this threshold to be usable)
• SHA-256 hashed or plaintext (Google hashes automatically)
• Format: CSV with header (Email, Phone, First Name, Last Name, Country, Zip)

List Types to Create

List	Source Data	Use Case
All customers	Full customer list	Exclude from acquisition campaigns
High-LTV customers	Top 20% by revenue	Bid-up signal for lookalikes
Churned customers	Customers who haven't purchased in X months	Win-back campaigns
Trial users (free)	Free trial signups	Convert to paid
Leads (not converted)	CRM contacts, not customers	Nurture via display/YouTube
Lost deals	CRM stage: closed-lost	Re-engagement after 90 days

Match Rates

Typical match rates:

• Email: 40-60%
• Phone: 30-50%
• Address: 20-40%
• Combined (email + phone + address): 60-70%

Improving match rate:

• Include multiple identifiers per record
• Ensure email domain variety (not just @gmail.com)
• Include physical address for better household matching

Customer Match in Smart Bidding

Customer Match lists used as signals dramatically improve Smart Bidding accuracy:

• Add to all campaigns in "Observation" mode
• The algorithm learns what these users have in common and finds similar users

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Similar Segments (Lookalikes)

Google auto-generates similar segments based on your remarketing and Customer Match lists.

Key Properties

• Generated automatically when source list has 1,000+ users
• Shows users with similar online behavior to your source list
• Not available on Search (only Display, YouTube, Discovery, Gmail)
• Availability depends on list size and Google's data

Best Practices

• Seed with highest-quality list (high-LTV customers, converted leads — not all visitors)
• Use for prospecting campaigns only
• Pair with content or topic targeting for precision
• Monitor performance separately from other prospecting audiences

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Google-Provided Audiences

In-Market Audiences

Users actively researching or comparing products in a category.

How they work:

• Google scores users based on recent search, YouTube, and browsing behavior
• Refreshed continuously — users leave the audience when behavior changes
• High-intent but not specific to your brand

Best in-market segments for common industries:

Industry	Segments to Try
B2B SaaS	Business & Industrial > Business Services > Business Software
E-commerce (apparel)	Apparel & Accessories > relevant subcategories
Finance	Financial Services > [relevant product type]
Real estate	Real Estate > Home Buyers
Auto	Autos & Vehicles > [vehicle type]

Use in:

• Display prospecting (Targeting mode)
• Search campaigns (Observation + bid modifier)
• YouTube prospecting
• PMax audience signals

Custom Intent Audiences

Build your own intent audience from:

• Keywords (people searching these terms on Google)
• URLs (people who visited these websites)
• Apps (people who use these apps)

High-value custom intent strategies:

Competitor URL targeting:

Add competitor websites as URL signals:
- competitor1.com
- competitor2.com
→ Reaches users actively browsing competitors

Category keyword targeting:

Add keywords reflecting purchase intent:
- "project management software pricing"
- "best project management tool"
- "trello vs asana"
→ Reaches users in active evaluation mode

Combining keywords + URLs:

Keywords: [intent signals]
URLs: [competitor + category sites]
= Highly qualified prospecting audience

Affinity Audiences

Broad, long-term interest categories (not actively purchasing — just interested).

Use cases:

• Top-of-funnel brand awareness only
• YouTube reach campaigns
• Very low-CPM awareness display

Do NOT use for:

• Lead gen or direct response campaigns
• Any campaign with a CPA target

Life Events

Users experiencing major life milestones.

Life Event	Relevant Industries
Getting married	Financial services, travel, home goods
Having a baby	Insurance, retail, baby products
Buying a home	Mortgage, insurance, home improvement
Starting a business	B2B SaaS, financial services
Graduating	Education, first jobs, financial products

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Audience Strategy by Campaign Type

Search Campaigns (RLSA)

All keywords → Observation mode for all lists
High-intent audiences → +30-100% bid modifiers
Existing customers → Exclude (or separate upsell campaign)

Display Remarketing

Segment by funnel stage and recency
Different creative per segment
Frequency caps per tier (hot: 5-7/day, cold: 1-2/day)

Display Prospecting

Custom Intent (competitors + category keywords)
  + In-Market audience
  + Exclude existing customers (Customer Match)

YouTube

Prospecting: Custom Intent + In-Market
Remarketing: Website visitors + Video viewers sequence

PMax Audience Signals

Tier 1: Customer Match (high-LTV) + website converters
Tier 2: Custom Intent (competitor URLs + category keywords)
Tier 3: In-Market audiences

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Audience Management

List Membership Duration

Set duration based on decision cycle length:

Product Type	Decision Cycle	List Duration
Impulse purchase	Days	7-14 days
Considered purchase (SaaS, consumer)	Weeks	30-60 days
Complex B2B deal	Months	90-180 days
High-value (enterprise, real estate)	Months-year	180-540 days

Exclusions — Critical

Always exclude in acquisition campaigns:

• Existing customers (Customer Match + past purchaser URL list)
• Recent converters (7-14 day window)
• Irrelevant audiences (bounced visitors <10 sec, career page visitors)

Audience Insights

In Google Ads: Audiences → Audience Manager → Insights

• See demographics, interests, in-market segments of your remarketing lists
• Use to refine prospecting targeting

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Audience Performance Analysis

Observation Mode Report (Weekly)

In any campaign → Audiences tab → filter by "Observation"

• Compare conversion rate, CPA, ROAS by audience segment
• Audiences converting well → add bid modifier or shift to Targeting
• Audiences with high spend / 0 conversions → exclude or reduce modifier

Audience Overlap

Check if audiences are too similar:

• Audience Manager → select audiences → check overlap
• Overlapping audiences in same campaign can cause inefficiency

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Optimization Checklist

Setup (One-Time)

• Google tag firing on all pages
• All funnel-stage URL audiences created
• Customer Match lists uploaded (customers, high-LTV, trials)
• Audiences added in Observation mode to all campaigns
• Existing customers excluded from acquisition campaigns

Weekly

• Audience performance in search campaigns — adjust bid modifiers
• Remarketing campaign performance by segment
• Customer Match list refresh (upload new customers)

Monthly

• Similar segment availability — add new ones to prospecting
• Audience overlap check
• New funnel segments based on new pages/products
• Custom intent audience refresh (new competitor URLs, new keywords)

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Common Mistakes

Setup

• Not excluding existing customers from acquisition campaigns
• Audience lists with too-short duration (misses consideration cycle)
• Customer Match list with low match rate (missing identifiers)

Strategy

• Using affinity audiences for direct response (too broad)
• Not using RLSA on search campaigns (missed bid signal)
• Same bid modifier for all visitors regardless of funnel stage

Smart Bidding

• Not adding audience signals to PMax (misses most important signal)
• Not adding Customer Match to campaigns (cheapest lookalike improvement)
• Over-excluding with Targeting mode (limiting algorithm's reach)

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Related Skills

• google-ads-search: RLSA implementation on search campaigns
• google-ads-display: Remarketing audiences for display campaigns
• google-ads-video: YouTube audience targeting and video remarketing lists
• google-ads-pmax: Audience signals for PMax learning
• google-ads-bidding: Audience bid modifiers and Smart Bidding signals
• google-ads-conversion-tracking: Required for building website visitor audiences
• analytics-tracking: GA4 audience import to Google Ads