Now that the site is in public beta, what are the best methods of promotion?
Here are forms I've already seen or posted myself:
Pretty much copied from http://meta.libraries.stackexchange.com/a/109
Related questions on other new sites: Chemistry, Libraries, Chess , WindowsPhone (these are some of our newer sites, you can probably find the site-promotion questions on the older ones if you want. Or use this filter I just created)
Few things you can do (some stuff taken from my post here):
And don't forget to mention the site in your Facebook feed - especially when posting pictures of cool RPi hacks.