Google's new terms to reduce spamming is really taking effect

I don't know about you, but in the latest months, I've received a series of requests which follow the same pattern:
LINK REMOVAL REQUEST Dear Website Owner: It has come to our attention that a number of links exist on your domain which send traffic to our website [theirdomain.com].  We have determined that these links may be harmful either to the future marketing and reputation of [theirdomain.com], or to our users. Accordingly, we kindly request that you (A) remove all existing links to [theirdomain.com] from your domain, including, but not limited to the following URLs: http:/

Avoid sending e-mails to many recipients "in clear"

This article was first written in June 2004 for the BeezNest technical
website (http://glasnost.beeznest.org/articles/131).
You should always avoid to send e-mails to many recipients at the same time with their address in the To: or Cc: field. The reason is that if you use Bcc:, any recipient will not be able to see other's e-mail address.

Why would you want that?

Because many viruses on the Internet these days know how to go into your e-mail archives and search for the e-mail addresses that you can see too.