Work etiquette can sometimes be tricky especiallyfor newcomers who either have no work experience or who were previously from industries with a radically different working culture.

While it is important to be yourself, some employees get so carried away with being themselves that they unknowingly cross the boundaries of what is acceptable and start to offend their superiors instead of impressing them.

If you do not want to lose your job, take note of these 22 deadly mistakes that could kill your career.

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