Depending on the state the properties are located in, some lenders will let you pull 80% cash out during the refinance process as long as the property meets a 1x debt service.

It worked for me in the past getting started 2016-2018 but I have not seen any deals (at least in FL) I would take the risk in terms of money and time.Best of luck!

So this is not something to do for a better loan term.  Lying

Can refi an existing mortgage to a shorter term “Mini Mortgage.”

More often than not, they are more accommodating to providing you with a more generous line of credit or terms. 

They will have the biggest focus on setting you up for success to create a repeat client if they know what they are doing.

Then you need to materially participate in the activity, here are the tests to meet MP: https://www.investopedia.com/terms/m/material-participation-...I recommend tracking your hourly diligently in a material participation time log.

Anything the HOA can do in terms capital improvements to lower the rate?

You'll also want to know what the terms of the lease you are inheriting is and decide if you are OK with that.And sometimes, it is good to just walk away and put your effort into another deal that might make you as much money for less effort.

Any flipper will build so much long term wealth having a good relationship with a realtor than without one.