Now post-COVID you have a larger inventory, increased prices, increased interest rates, increased property taxes, increased regulation (even Smokies are now requiring permits) and increased insurance and at the same time return of the reduced Pre-COVID occupancy numbers. 

They would likely lose any homestead tax benefits and possibly lose other things as well.

We would want to make my parents the 'renters' and we as the landlord.Question: In terms of taxes, is there something we should consider when renting to our parents?

We are wanting to start a House Flipping business and are just looking for some legal and tax advice.

Seller financing is a great way for the seller to avoid a lump sum capital gains tax, and still make steady/expected income on a property even after they sell it. 

This is generally not tax-favorable as you are taking a large chunk out of the IRA at once and will pay a high rate of tax.  

It pays the taxes, the water and sewer, and the cost to heat the property while leaving some for maintenance.

1.Explore tax incentives or financing programs: Look into potential tax incentives or financing programs offered by the local or state government for affordable housing developments.

So just knowing the basics and directing them in the the best tax position is helpful.

However, Florida generally has lower property taxes, which could be a factor to consider.While you mentioned your interest in multi-unit investments with seller financing, it's important to keep in mind that this can be a complex area.