My idea was I could live there immediately and also do all the minor work that would not require an actual tradesmen, which would allow me to start building equity.

Having a "master" accounting software allows you to blend all property-specific info with general business info to see your full financial picture. 

Can anyone suggest beach markets in SC and/or GA that allow STRs and cash flow with 20% down?

As mentioned above, they specifically allow this.  

It also identifies signer names within the documents, allowing you to uncover the owners behind the ownership entities.Currently, lenders primarily utilize the platform to monitor client and bank activity, but we're exploring options to tailor the tools for investors.

The previous company wanted to do something similar, but our attorney pointed out that this wasn't allowable under Florida law.  

For someone managing multiple properties or with a busy schedule, automating some parts (like initial messages) can save time while still allowing room for personal touches later.It’s inspiring to see your dedication to responding so quickly, even at 3:30am!

When you file your taxes at the end of the year the accountant is going to ask you for your receipts or what and how much you want to write off using deductions.

Those failures are  more negligent than a PM allowing a guest who paid with expectation to stay at the house to remain there in the middle of winter when they arrived on a Friday evening as you described.For now you will have to rely upon insurance, I don't believe the PM acted unreasonably given the circumstances.

Credit cards offer a lot of protections for the user, but that doesn't mean they are allowed to commit fraud with them.