The Synchronize Cards window allows you to choose the card types you want synchronized with your Address Book.We recommend that you back up your AccountEdge company file before each synchronization; we also recommend that you back up the Address Book.Select the card types that you want synchronized with your Address Book.All the cards you select are updated or added to your Address Book in the corresponding AccountEdge - Customer, AccountEdge - Vendor, AccountEdge - Employee or AccountEdge - Personal group.If you want to backup your company file before synchronizing, click Back Up.