The document provides a list of 50 common mistakes that can get an administrative assistant fired or cause them to perform poorly in a job interview. Some of the key mistakes include lying on a job application, gossiping at work, taking excessive personal calls or surfing the internet, becoming romantically involved with one's boss, and blaming others for your own mistakes. The document advises maintaining focus, discretion, honesty and cooperation with coworkers in order to avoid these pitfalls.