When I send emails, friends report random names are attached to my address

[sforzafortuna]

+ a sales message in the email? The sales message says
"I will like to know if the above listed is still available for sales?"
and it appears at the top of every email I try to write

 

[finch]

Sounds like you have a virus on your computer.

Download a free anti-virus programme like AVG or Avast and run a full scan.