Why this matters
Sharing (not transferring) keeps your business in control while enabling the agency to manage campaigns.
Step-by-step instructions
1
Open Business Settings → Partners
Click "Add" → "Give a partner access to your assets".
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2
Enter the agency Business ID
The agency provides their 15-digit Business Manager ID.
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3
Select assets
Tick the ad account, Page, pixel and domain you want to share.
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4
Choose permission level
Typically "Manage" for ad account and "Advertise" for Page.
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5
Click "Save Changes"
The agency immediately gains access.
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Pro tips
- Share only required assets - least privilege.
- Never transfer ownership - use Partner sharing.
- Audit partners quarterly.
Common mistakes
- Transferring ownership and losing control.
- Adding agency staff as personal users instead of partner.
- Sharing the pixel but not the domain - breaks tracking.
What happens next
Your agency can now build, launch and optimise campaigns.