19 things managers most hate that employees do

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Some bad habits don't just annoy managers. They could get you fired.

• Displaying certain bad habits at work can really get on your managers' nerves.
• Knowing what some of the worst offenders are is the first step in not letting your bad habits get the best of you.
• These bad habits can range from showing up late to work to being the office slob.

Annoying your coworkers - while never a good idea - is one thing. But annoying your boss with your bad habits could cost you your job.

To help you avoid letting your bad habits get the best of you, we asked experts to highlight some of the least professional behaviors you could demonstrate at work that will put your job on the line.

Here are 19 things you could be doing all wrong that may make your boss think you're not right for the company: