I.e. posting funny status', horrendous comments, facebook raping your friends etc.
Even the most disgusting forms of Facebook activity are exonerated by saying I did it for the likes, abbrev. IDIFTL
Conor: I did it for the likes
James: Have u seen my new status? It's totally grim.
Matt: Yeah man wtf?
James: Hey I did it for the likes
Matt: Oh fair enough...