1. Go to Your Facebook Business manger Settings, to the "Partner" Section.
Go to this link: https://business.facebook.com/settings/partners
2. Click on "Partners to share assets with"
3. Add a new partner. Our Business Manager ID is 1158859937598324
4. Choose the assets you want to give us access to (e.g. Facebook Page, Ad Account, Instagram Account, Pixel, Domain etc.)
If you are unsure what do to here, see this article, to give us individual admin access to your Business Manager, and we'll set this all up for you.
NOTE: If you want to run Instagram ads, you need to log-in and connect your Instagram account to your Business Manager.