A former police constable who resigned from the force was found guilty of misconduct for abusing his position while off-duty. PC Beresford was off-duty and on a night out with colleagues when he approached bar staff just after 2am and ordered a drink on April 27 last year. The bar staff member refused to serve him due to his level of intoxication. PC Beresford refused to accept this, and it was found that he used demeaning and threatening language towards her. It was found he used words to the effect of — I’m a police officer, you are going to regret that and you ought to watch yourself. PC Be…