poor management of my portfolio

Its off utter disappointment that i as a landlord have to experience this my portfolio is poorly managed, things are done behind my back .My rental income comes short when i inquire about it they tell me they deducted for maintenance work with out my approval they take founds that is *****ulent activity and if they can not guve me answer i will have to take legal action because this is unacceptable.Im paying for a service they my like they are doing me a favor