Boilingbrook Penality

The Boilingbrook Penality is the only jail in GTA 5 and is being refered to as "where Brad is hold"

What is known
What is know about the jail is little but it has a few things that is a part of something bigger. The Infinite 8 Killer is belived hold and killed in that jail as it stands in a newspaper clip. Also Trevor thinks Brad is in a< jail, and since Boilingbrook Penality is the only jail in GTA 5, it has to be it. On the UV-map it stands 9A over the jail, and possible reference to where the Infinite 8 killer was hold before getting killed or where Brad was belived hold.

TRIVIA
-If you fly over the jail, you will hear a person saying: "Unauthorized Airspace, divert course now or get shoot down", just as when flying over Fort Zancudo.

-This is the first appearance of a jail in the GTA series.

-Jack Howitzer was in that jail, as seen in the video on his site.

-There is some random events where you have to catch and deliver escaped prisoners.

-The UV-map from the Collectors or Special edition reveals the numbers 9A over the prison.