Contacts for a company are added from the Contacts tab (below).  Right-Click to add/edit a contact and the contact detail screen will appear (image 2 below).


Contact details are entered here.  Each contact can be associated with a different default address using the "Def Address" menu. This allows multiple contacts to share a single address.  Available Address include the Main address and all addresses defined on the "Alt Addresses" tab.

NOTE:  Right-Click to add/edit content in the Email Address field.