Finding out about the company you wish to work, before going for the interview.
The types of clothing you wear.
Talking about your parents.
Talking a letter from your bank showing how much is in your bank account.
Preparing what you want before the interview.
Talking about hobbies, the TV programmers you match and who you friends are.
Asking if the office you will be working inn is air ---- conditioned.
Asking for more information about the job you applied for.
Asking the interviewer personal questions.
Arriving at let 15 minutes before the interview.