You'll have a very, very hard time in pursuing legal action against bitcoin cheaters or scammers. These are shrewd people who always find ways to evade authorities. Usually these cheaters are based overseas with anonymous identification or using fake names and addresses. If you have been cheated and your bitcoins snatched away, say goodbye because there's simply no way to take it back.
I think that everyone should realize that it is inaccessibility and anonymity биткoинa is determining its value. therefore, if coxpaнишь its coins, then you win, but if not, then lose and not find will be very difficult.