If you want to self-educate, there are an insurmountable number of posts you can find by searching BP, either with the magnifying glass above or through google.You don't need lease agreements between you, the LLC, and the bank.Just keep track of airbnb revenues, rental days, and all expenses. 

But, the sale of a flip is generally considered ordinary income by the irs subject to self employment tax.

Pay your future self first.Saving money by moving in with your parents is a great opportunity to pare expenses but pay them some rent to not end up feeling like a mooch.

How do you guys pay your self with your rent income?

More important than your bank account (if you are self-managing only, and not providing services as a third party manager), are your procedures and documents. 

We Self manage from out of state because it works. 

Appreciate you looking out for my inexperienced self.

I am wanting to hear how this resolves its self so keep me posted, just document everything.

One of my best tenants, but I didn't know he was running drugs, as he claimed he was self employed and that checked out fine.

A modest couple-hundred dollar cash flow is possible with low maintenance, self-managing, etc. etc. for the owner occupant among us, but if all four units are rented out, a cash flow exceeding $1,000/month is more than possible.