title: Invitation to friends to ask for liking fanpage
body: <p>How to use Facebook API to send invitations to friends to ask for a specific fanpage like.</p>
  
  <p>And the other question.</p>
  
  <p>How then show a list of users who have sent an invitation with an indication of how many people liked the profile. In this way, users will take a ranking of who sent the most invitations</p>