RefCodes as signatures for each mails/bids.

Lets add following refcodes after each mails/bids in SL. Made it similar to a auto-signature.

RefCode:JV09AB12(Last 4 digits are alphanumeric dummy codes which can be updated or changed everytime)
RefCode:MM09XY78Last 4 digits are alphanumeric dummy codes which can be updated or changed everytime)