This 3 minute (ish) video explains why you should not use your own pc to send out bulk emails. If you are emailing large numbers of people in one go you may have a couple of problems. Towards the end of the video some alternatives are offered . References: aweber and constant contact. The third solution of fill in the blanks we provide for our clients as do other professional web designers.
[sniplet emailmarketingnotyourpc]
[sniplet 3minvideosignup]