Called police and was told that this is a civil problem, because it's tenant / landlord dispute.

The resolution was after calling every local bank 3times I found a Rockstar loan officer!

The vast majority of lawsuits against Landlords are for wrongful eviction, security deposit disputes, and Fair Housing Violations.

Enhanced protection against legal disputes. 2.

Witha DST investment, there is no risk of family members disputing over an investment property after theowner's passing.

For instance, if you look at the language of the Hello Letter, it states that unless the Debtor disputes the debt within 30 days, the creditor will assume that the debt is valid.

However, they charge a 3% fee if using a credit card.The bigger issue though (in my opinion), is the one that @Michael Plaks mentioned, which is that payments made by credit card are easier to dispute and get reversed after the fact. 

She's now demanding all documentation of her mother's file to dispute the rent charges due, and to provide to her lawyer.

The post office will then know that if there isn't a forwarding address on file, it should be returned to the sender.Their money disputes are like their addictions - their own - so let them figure it out without dragging you back into their crazy. 

For a discrepancy like that you'd need to initiate a value dispute with supporting documents to even have a chance or try to get the servicer to order a new value.