I have been trying to figure out how to unlock these achievements.
Any information would be great Thanks
"A Lesson In Manners"
-Show you know how to talk to a hooker.
"He Who Pays The Barber"
-Improve the dockworkers' hair cuts.
-Sell 5 vehicles to Derek at the dock.
(What chapter is best for this one)
"Pedal To The Metal"
-Travel at 125 mph.