Collections, Products, Customers, and Orders will start being pulled when the store is successfully connected.
Collections & Products
The collections and products are pulled to display the product feed in email templates and segments.
Customers are pulled for their email marketing status and stored in the marketing list.
When a customer unsubscribes from BayEngage, they are automatically updated as not subscribed in your store's email marketing status.
This information is pulled to segment users based on orders placed.