You're Not Sure of:
The Doctor: because he says, "Take off your clothes"
The Dentist: because he says, "Open wide"
The Hairdresser: because he says, "Do you want it teased or blown"
The Milkman: because he says, "Do you want it in the front or the back"
The Interior Decorator: because he says, "Once it's in, you'll love it."
The Share Broker: because he says, "It will rise right up, fluctuate for a while and then slowly fall back again"
The Banker: because he says, "If you take it out too soon, you'll lose interest"
The Hunter: because he "Goes deep in the bush, shoots twice and always eats what he shoots"
The Telephone Guy: because he says, "Would you like it on the table or against the wall?"