Recently, a great feature from facebook that allows you to promote your own pages on other sites, has been gaining popularity. It’s a really simple concept for branding – promote as much as you can and anywhere you can. Using this simple facebook wizard, you can expand your social network in just a few minutes with just a few lines of code.
To add this box is super intuitive. First find the button “Add fan box to your site” :
After that, just copy paste the code into your site’s html page and voila! If you would like to customize it a bit more you should visit the developers page that explains in more detail how to achieve your desired look and functionality .