Ah yes ... I just Googled around and found this article on the Boulder Daily Camera site:
... recipients (are) encouraged to log into a Web site, where, after supplying an e-mail address plus $7.95 (plus $4.95 after three months), they would purportedly be notified whenever a new sex offender moved into the neighborhood. ... police report that one person lured into the Web site ... did receive a largely accurate list of registered sex offenders. The recipient also received an avalanche of unsolicited e-mail advertising. ... (Police) spent the morning informing people that sex-offender lists are available free of charge from, for example, sor.state.co.usJust a reminder to all of you out in Blogland: If something looks suspicious, Google is your friend!