Name the index fund that has a consistent proven track record of annual 10%+ returns, NET, after all the fee's removed, real ACTUAL, year after year right as rain.   

Most of these sorts of cases go to small claims court where you can represent yourself and once you have a judgement in hand saying the former tenant owes an amount THEN the tenant owes you money and you can tell anyone that because its public record.

another issues will be such as missing chimney flue, but i dont think will be so costly and install rain cap

Do anyone knows what is the estimate price for those two things came up in the inspection report!! How much credit should I ask from the seller

You will never get your money back, just accept this and move on.Your options are: 1) Get a Small Claims judgement and record it so that it follows the tenant around.

Your circumstance requires some important judgements and considerations.

Making wise judgements will be made easier for you if you comprehend the dynamics of the local market.Establish connections with local real estate experts, including bankers, property managers, and brokers.

Is it the humidity, bugs, rain?

The saying when it rains, it pours couldn't be more true for some of days running 17+ STR properties.

If a  lawsuit results in a $2,000,000 judgement with you and the PM each 50% liable, your policy would pay $500,000 toward each insured's portion.