You've all seen my avatar, but I think the signature I attach to all my emails is pretty good - alerts anyone I send email to about geocaching.
If anyone is interested, this link shows the graphic that is displayed:
If anyone wants to add it as a signature to their email, here's the HTML code:
(It will be a clickable link to the Geocaching.com website)
Or you can place the icon on yout own web page as a source. This icon is the ONLY think on my web site so don't expect anything else...