Mexican Lawmen (FT&HB/GS) is a Red Dead Redemption posse.
About the posse
This is the main division of Fort Takers & Heart Breakers (since we're based in El Presidio) that does the gang hideouts in Nuevo Paraiso, or better known as Mexico. This is the NP detachment of Gang Sweepers.
Joining the posse
As usual, add Henderson42.