Manage your address book
Click My Address Book in the left navigation panel to display a list of your contacts.
Click Create a Contact to enter information for a new contact.
Click a link to perform the task you want for this contact.
Show Details This displays detailed information about the contact, adds a History button, shows any amount due, and displays additional task links for this customer's invoices.
Create an Invoice This opens a new invoice for the customer with the name and address information pre-filled.
Delete This removes a contact permanently from your address book. If you have sent an invoice to a contact, you can't delete the contact.
Map This displays this contact's address in Google Maps.

Note that for customers, the outstanding balance is displayed in the right column.