Originally posted here by Aftiel It is hard for me to imagine that spammers that hijack your home page, popup adds and flood your mailbox manage to actually sell anything that way.
It's all mathmatical
If you send out 4,000,000 emails and only 0.01% actually buys something that's still 400 (new) customers.
Oliver's Law:
Experience is something you don't get until just after you need it.