Add or Modify the Date You Started Working With a Vendor
        To add or modify the date:
        
            - Open  the   vendor's record. 
How?- In the Home window, click Vendors & Purchases on the navigation pane.
 - In the Tasks pane, right-click  the Vendors icon and select Modify Vendor from the menu.
 - Select a vendor from the list and click OK.
 - Click the Address tab.
 
 
            - On the Address 
 tab, type or select 
 a   Vendor Since date.
 
            - Click Save 
 and Close.