Obviously Facebook is selective (or ineffective) with their policies. Found this tidbit in an article about the Montreal murderer who dismembered his victim and mailed parts to various agencies:
As they unraveled his background, police discovered that Magnotta changed his name from Eric Clinton Newman in 2006 and that he was born in Scarborough, Ontario. He is also known as Vladimir Romanov. Police said he has 70 Facebook accounts under different names.
From Canada police confirm match with body parts sent to Vancouver schools
If they're on top of things, how is this possible?