Ten Types 
Order the Book
"Pick up your glass of water and throw it in their face"
CUSTOMER: (stunned silence) .... why you no good (explicatives deleted).
R&R: Unless your customer happens to be on fire, this action isn't usually considered "good customer service". You have therefore violated the philosophy of Trans Worlds Spaceways, and will have to be terminated. By the way, on Mars termination is by death. Yes, those Martians certainly take their customer service seriously. After all Mars was first settled in 2120 by Nordstrom.
YOU: Use handy time machine chip to return to the precise moment before this action