He was banned from trying to join any branch of the military because he did so poorly on the ASVAB (and probably also failed a psych eval). While many police departments are deeply corrupt, I don’t think any of them want the bad press that would come with hiring him. Maybe he can get hired as a deputy in a sheriff’s department run by someone like Arpaio.
If the jewelery was given as a gift in good will, it would be worse to reject it or to accept it and never use it.