You attend a job interview and are so grateful for the opportunity and so eager to land the job that you decide, in your excitement, to give the interviewer a big hug.
Needless to say, that sort of approach will not make a good impression.
Just as unhelpful are bad posture or lack of eye contact.
Securing an interview may not be easy, and the last thing you want to do is to kill your chances quickly at an interview.
Here are more sure-fire ways of making a bad impression.
Take mum along
A job interview can be intimidating. You will be nervous and even fearful, but this is no excuse for taking the woman or man in your life to the interview.
"We have come across interviewees who bring their parents, boyfriend or girlfriend to the job interview," says Mr Josh Goh, assistant director of corporate services from recruitment firm The GMP Group.
"A job interview is never an outing for family members, children, a spouse or partner. So, job seekers should not bring anyone else other than themselves to the interview."