Property Manager failed to notify owners when previous tenant broke into condo and stole garage door opener and set of keys. Property manager continued to meet with previous tenant and failed to retrieve keys and opener thus putting all of the residents living in the building at risk. Property manager then charged the owner for replacing the keys and the opener. Once broken into, the unit was left with a broken door, leaving the entire unit completely open and unsafe. The property manager failed to take responsibility for negligence.