Like the Gmail Signatures add-on? There are lots of things that you can do to help promote and support it.

Write a Review

If you like the add-on and would like to help promote it, you could write a review on the Firefox add-on page itself (https://addons.mozilla.org/en-US/firefox/addon/7757).  This will help the add-on be accepted into the public list of searchable add-ons.

Share It:

There are lots of social networking and information sharing sites out there. You can help promote this add-on by increasing awareness on these sites.

Spread the Word

If you blog, give us a little shout-out. Link to the add-on's home page. Let others know about it. Tell your friends, or even include a link to the script's home page in your signature.

Link to: http://blankcanvasweb.com/pages/detail/id_9/n_gmail_signatures/

Make a Donation

Any donation, no matter how small, is always a nice reminder of how much people like the add-on and always help drive motivation for further improvements and development.