The more interactive web communications becomes, the more your website will have to connect and engage your visitors.
Writer Edward Pistachio was super-effective at this by putting a puzzle at the top of his "contact" page. Solve the puzzle, win the privilege of contacting the writer.
It's a perfect strategy if you're wanting to raise the quality of your contacts (and maybe make a repeat visitor out of him).
Read more at: http://blog.wired.com/underwire/2008/02/writer-makes-a.html
Edward Pistachio's website: http://o.rang.es
(Parental advisory: Pistachio's prose is vulgar at times. I hope you're not easily offended.)