Integrate WHMCS Licencing Add-on into my PHP Script by Lyricist

I need to integrate the WHMCS licensing add-on into my PHP software. You can find more info on the add-on here: http://docs.whmcs.com/Licensing_Addon. After implementing the licensing add-on, you will… (Budget: $30-$250 USD, Jobs: AJAX, MySQL, PHP, Script Install, Web Security)