Where is it used?

Lookalike Audiences are commonly used in:

• Paid ad campaigns (e.g., conversion, traffic, lead generation)

• Influencer marketing amplification (to find similar followers or fans)

• Retargeting strategies

• Audience expansion when scaling a high-performing campaign

• E-commerce to attract customers similar to those who have purchased or engaged

When to use it?

Use Lookalike Audiences when:

• You have a high-quality source audience (e.g., past buyers, email subscribers, or engaged users)

• You want to scale your campaign to reach new people likely to convert

• You need to target audiences similar to your influencer’s followers

• You’re looking to optimize paid reach beyond cold or generic targeting

• You’re launching a campaign and want a better starting audience than broad demographics

How to use it?

1. Go to Facebook Ads Manager

2. Under "Audiences," click Create Audience > Lookalike Audience

3. Choose a source audience: this can be a custom audience (website visitors, customer list, video viewers, etc.)

4. Select a location where you want to find the new audience

5. Set the audience size from 1% (most similar) to 10% (larger, but less similar)

6. Facebook automatically generates the audience based on the selected criteria

7. Use the Lookalike Audience in your ad sets to reach new, high-potential users

Why do we need it?

• Expands your reach to new, relevant audiences

• Improves conversion rates by targeting people likely to engage or purchase

• Reduces ad spend waste by focusing on data-driven audience modeling

• Enhances influencer campaigns by extending reach to similar audience groups

• Provides a scalable solution for audience growth without starting from scratch

• Helps maintain consistency in audience quality across campaigns