Boyle tells Gina that his ex wife pays him alimony. In later episodes it is revealed that his ex's new partner was his lawyer and because of that his ex got a lot more than she should have in the divorce.
First episode to state Charles lives in his ex wife's basement. However in one episode that shows her living conditions she lives in an apartment complex and not in a house.
Deputy Chief Gerber is wearing 5 fake commendation bars that are not issued by the New York Police Department. Also, he is wearing the American Flag bar as his lowest bar, when NYPD regulations require that it be worn as the highest decoration over the badge.
The "Medal for Valor" that Charles was awarded is actually the NYPD Medal of Honor. The Medal for Valor is on a blue ribbon, the star-spangled green ribboned medal is the NYPD Medal of Honor. Also, for being wounded in the line of duty, Charles would have also been awarded the NYPD Purple Shield, but this is never mentioned.
Boyle is also wearing several "fake" citation bars that are not issued by the NYPD. Also, he wears the 150th Anniversary bar that was not to be worn after 2005. If Boyle was around for that anniversary, then he should also wear the World Trade Center bar for being on duty on 9/11/01.
Captain Holt wears his Commendation breast bar above his World Trade Center Breast Bar. When the WTC bar is worn, it is worn above all other medals, but below the American Flag bar.
Jake is wearing several "fake" citation bars that are not issued by the NYPD. Also, he wears the 150th Anniversary bar that was not to be worn after 2005. If Jake was around for that anniversary, then he should also wear the World Trade Center bar for being on duty on 9/11/01.
In the pilot, the terms of the bet were that Jake would take Amy on a date that he guaranteed would end in sex, or Amy would get his car, which Gina described as "pretty sweet." Here, Jake instead takes Amy on "the worst date ever" and does not even attempt sexual relations, while his car is revealed to be in very poor condition.