The most common reason for deportation is being an illegal allien.
for someone being a foreigner residing legally and with permit in the USA, comiting a crime can get him deported.
you can't!
Answer.
Such a matter falls under the jurisdiction of the USCIS, not an individual. If the person in question has committed a crime local authorities should be notified. However, an...
They first would have to qualify to be employed as a police officer, and the answer to that would rest with the requirements of the agency the applicant wished to join.Don't get your hopes up too...