well, as we are aware of these molesting spam-robots in the comments and the referrer-list and as we are implementing methods to hinder that, there is always a second side of this spam-problem:
the Person. The Client. the Reader. The User. The Consument.
I found a very interesting page about *our* role in that SPAM-Business: http://www.spamdontbuyit.org/
There you will find the following *8 truths*:
Eight truths about your role in the war against spam
If you buy from spammers, you are part of the problem.
Legislation alone cannot solve the spam problem. When there are profits to be made, spammers will find a way to spam.
Money you spend on products from spammers is reinvested in sending more spam.
You vote with your dollars. Purchasing from spammers keeps them in business.
Purchasing just one product from a spammer bankrolls them with enough money to spam another million people.
If spamming becomes unprofitable, spammers will become ex-spammers.
Buy products and services from permission email marketers only.
Share the word. Friends don't let friends buy from spammers