"What You Should Do When in Times of Need" joke

Computer is very common nowadays and most of the people only know what are the computer short cut keys and buttons. This little list would help you when you are in times of need so that you won't go around saying the wrong things:
When you need help:
Dont's: Help!!! SOS!!!
Do's: F1
When you want to leave:
Dont's: cya! bye bye!
Do's: Alt + F4
When you are paying for something:
Dont's: Hand over your 100 dollar bill
Do's: Hand over your pay-pal account and password
When you are asking for an address
Dont's: Can you give me the address please
Do's: Can you give me the url please
When you want to find something:
Dont's: help me find something
Do's: Ctrl + F
When you are finding the washroom:
Dont's: Wheres the washroom?
Do's: Wheres the delete buttom?
When you need a check up:
Dont's: Doc, i need a full body check up
Do's: Doc, i need a full system scan
When you are sick:
Dont's: Take medicine
Do's: Ctrl+Alt+Delete
When you are asking for the price of a medical bill:
Dont's: How much does the operation cost?
Do's: How much does the changing of the Hard drive and power supply cost?