email marketing

hi guys
ive got 5 million email addresses. Theyre not opt in. I basically wana send an email advertising my product off someone elses server not mine and it needs to be a server that will allow me to do this. Any ideas on websites/tricks etc?
Private messages welcome
thanks

They removed the section here for this.. good luck man

now a days it plays a vital role in marketing every one can buy and sell their commodities through this easily.