☛ DO NOT show up late or call the interviewer to ask where the place is located on the day of the interview.
☛ DO NOT wear heavy cologne or perfume. Some people have allergies.
☛ DO NOT have somewhere to be after the interview that may require you to leave early. If there is some very pressing business that needs your attention, schedule the interview on a different day or much, much earlier.
☛ DO NOT discuss salary, benefits, or vacation during your interview unless prompted by the interviewer.
☛ DO NOT tell the interviewer that you are planning on leaving the job to go to graduate school, move, or start your own company any time in the future. You can quit any job if need be, but during the interview you must act as though you plan on being with the company forever.