Question: what can ruin your chances of becoming a cop?
Answer: Freebies and Kickbacks. Probably one of the first career dangers you were taught about was freebies. ... 
Lying. Once you start lying, you're on the road to becoming a Brady Cop. ... 
Abuse of Office. The abuse of office often evolves from where your duty assignment is and what areas you oversee. ... 
Off-duty Misadventures. ... 
Undue Risk.