Interview: Three mistakes applicants should avoid. First impressions can be crucial at a job interview.

If you want to make a good impression, you should focus. The first few minutes of an interview are crucial. If in doubt, it's better to get to it a little earlier, says job network Xing. It is not at all appropriate to speak negatively about your previous employer or colleague during a job interviews. The interview is a chance for you to prove your ability to work hard and contribute to the team.