Not optimum, but if you can count 8 deck shoes in Las Vegas, you can count them in Atlantic City. Patience, patience, patience.

Don't know about countermeasures on the East coast, but worst that could happen is the shoe is cut in half and you move on.

Regarding teaching, running a school is much easier than playing the system and you have regular income. It also may be the only option for good advantage players after their faces get in the player database.