Some of the more prolific spammers rely on bots that crawl millions of Web sites and scrape
addresses from pages. Others turn to sellers on underground cybercrime forums. Additionally, there are a handful of open-air markets where lists of emails are sold by the millions. If you buy in bulk, you can expect to pay about a penny per 1,000 addresses.
One long-running, open-air bazaar for email addresses is LeadsAndMails.com, which also goes by the name BuyEmails.org. This enterprise is based in New Delhi, India, and advertises its email lists as 100% opt-in and 100 percent legal to use
. I can’t vouch for the company’s claims, but one thing seems clear: Many of its clients are from Nigeria, and many are fraudsters — via redwolf.newsvine.com