Why, I transfered 8K in cash from one of my bank accounts to the other a few months back so I could save the service charges for the cashiers checks.
Just don't do it too often, or the money-laundering taskforce will be on your doorstep, instead of a quarter-million dollars!
And you rode around in a car and got pulled over by police and you didnt have a legitimate explaination and proof of the transactions? If you were like this guy, with tons of money and no real reasons for it, police would start to wonder. You would have not had anything to worry about.