Audience from Customer List

Upload a list of customers directly to the ad platform to create a custom audience for remarketing.

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Google

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1. Prepare Your Data

• Create a segment in Linkrunner from Audience Cohort and download the CSV

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2. Upload to Google Ads

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Navigate to Audience Manager

1. In your Google Ads account, click the Tools icon (the wrench) in the left menu
2. Under the “Shared library” section, click Audience manager

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Create a New Customer List

1. Click the blue + button

2. Select Customer list from the drop-down menu

3. Select “Upload a file manually” and click Continue

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Configure the List

• Segment Name: Give your audience a clear, recognizable name (e.g., “Newsletter Subscribers Q1”)
• Data Type: Choose “Upload emails, phones, and/or mailing addresses”
• Data to upload: Attach your prepared CSV file
• Membership Duration: Choose how long you want a user to stay on this list. You can set a specific number of days or choose “No expiration” (the maximum is 540 days)

Click on “Save and continue” to create the customer list.

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Meta

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1. Prepare Your Data

• Create a segment in Linkrunner from Audience Cohort and download the CSV

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2. Upload to Meta Ads

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Navigate to the Audiences Dashboard

1. Open Meta Ads Manager
2. Click the All Tools menu (the three horizontal lines or “hamburger” icon) on the left sidebar
3. Select Audiences

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Create a Custom Audience

1. Click the blue Create Audience dropdown button
2. Select Custom Audience

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Choose Your Source

1. Under “Your sources,” select Customer list and click Next

2. Upload File: Drag and drop your CSV or TXT file, or click to upload it

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Set Up Your List

1. Customer Value: Meta will ask if your list includes a column for customer value. Select No, then click Next
2. Name Your Audience: Give it a clear, descriptive name (e.g., “Purchasers - March 2026”) and an optional description. Click Next

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Map Your Identifiers

1. Meta will preview your data and attempt to map your columns to its accepted identifiers
2. Action Needed: Review the “Mapped” and “Unmapped” tabs. If a column is unmapped, manually select the correct identifier from the dropdown menu, or tell Meta to ignore that column

3. Click Import and Create to create the audience.