There
are other ways to punish them when you catch them "Red Handed"
, But I guess you have to have faith in the system. At least until the system fails you like in Croc's situation. Those scumbags give the good people of Ambergris Caye a bad rap.
There are security companies on the Island that will set your house up with a Security system (and cell phone & battery back-up) where a audible alarm will sound along with an alarm sent to security company in town. They will notify police and also respond themselves.
There are pros and cons to this but the alternative is to have a security guard on-site, That can get expensive on a 24-7 basis.