I pay 7% for the heloc can I charge my business 12%?

I actually just did a dscr loan to pay off the hard money I borrowed on the second property (where we live and rent the actual house) I estimate the appraisal to come in around $215-280K which if I were to take out 80% would barley give me enough to buy anything in the FL market and have cash left over for renovations.Not sure if im missing a step here or if it might be best to buy an auction home with that cash to flip and have more capital to have more deal options. 

Calculate monthly cash flow by calculating mortgage payments, property taxes, insurance, maintenance, and rental income.

What documentation do you ask for as proof they can pay?

Up to this point, I have been paying for the mortgage out of my personal account, but moving forward, will pay from my LLC's business account.

Loan is an FHA loan at 4.25% and I am of course still paying that PMI. 

We have 3 decks overlooking the lake so it is important to keep up on that stuff.Of course you can always pay the handy person to do a quarterly walk through.

TAX QUESTION!

If its Paying for leads that is fine, then just some advice on how to navigate and where to look to generate them.  

There are several ways to qualify for a new purchase, but the current income will depend on how much is claimed on tax returns for 'full income' documentation.