How the Custom Audiences Bridge works
A Custom Audience Bridge is a connection between your CRM/Autoresponder and Facebook Custom Audiences.
It creates a Custom Audience in Facebook gathering the email addresses and phone numbers from your CRM.
Every Bridge checks and UPDATES the Custom Audience every 6/12/24/48 hours.
Below an infographic showing you how the Custom Audiences bridge works:
As you can see, LeadsBridge syncs also the leads collected by a Lead Ads form and cloud-stored files into a Custom Audience.