So lately my girfriend has been working alot of late shifts, and for the past couple of months she has been carsharing with a male co-worker. At first I didnt mind in case she has car trouble or something like that, but it seems they have become a little bit more than friends. You know the scenario, the phone calls that hang up, she starts wearing nice clothes to work and talking about him all the time then abruptly stops leaving an uncomfortable silence. If im out in the garage when she gets home (usually after midnight) he just drops her off and leaves, but if the lights are off in the gara