Viagra spam brings bulging returns of more than $4,000/day

arstechnica.com — A peek into the world of spam affiliate networks has revealed that there is indeed a lot of money to be made by pushing all those Viagra and Cialis e-mails. Even if only a few people make purchases, it's enough to make spamming worthwhile and guarantee that the rest of our inboxes will remain crowded. Sep 25, 2009 View in Crawl 4