[From 10$/Pg] New Neighbor Seemed Like

 Your new neighbor seemed like a very “nice guy” until you got to know him better. Often, he has borrowed money from you for an “emergency”  but never repays you. Whenever your friends come by, he shows up at your place and makes conversations about him no matter the topic. He makes a great first impression on your friends. Which personality disorder would you suspect he has? Why?