The Pro version of plugin will help you increase Facebook presence of your site drastically.
Visitors will be able to download file only if they like the content on
Facebook.So offer ebooks,software or any file you think to visitors if they spread your content or like you on Facebook.
Increase your Facebook brand value with
Facebook like to download pro plugin
https://www.youtube.com/watch?v=Lr7fCReJl_8
Other Content locker plugins
Google Plus to download
Twitter Tweet Follow to download
YouTube Subscribe to download
The plugin can be installed like any other plugin.You can search from WordPress Dashboard (Udinra Image Sitemap) and click install to install it.You can also download it and upload it to your server wp-content/plugins directory and extract the zip file.
1.0
Initial Version.