Some repair works needed are as follow which I am not sure if I should deduct from security deposit.

Think of all the things that could go wrong and see if the lease addresses them: unauthorized pets or tenants, early termination, security deposit, lease violations, late rent, eviction, lawn maintenance, parking, etc.5.

Then you can have your Residents deposit directly to that account and the responsibility remains with them.

Due to the low inventory it allows the conversation to be had to get a rent back for free (I have had clients do that just recently, only had a $1,500 security deposit for a $1.2M house), or renting back at the PITI for the new buyers. 

You can require insurance and an extra deposit as well as impose breed restrictions.

The tenant had a $650 security deposit, which I had assumed would come back to me to cover some of the damages.

Keep the deposit and start finding a tenant on your own.

It’s deducted from the security deposit.

A debt service ratio loan could work in purchasing an investment property or bank deposits.  

She too destroyed my property so she won’t be getting any of the deposit back.