This way, maintenance, repairs, and taxes are the responsibility of the new owner, while you continue to collect principal and interest, potentially as tax-free income.I'm not a CPA, just a heads-up 😄, but you could possibly avoid capital gains tax with this approach.

Long term buy and holds are typically more suited as a principal investment strategy and perhaps a Joint Venture. 

The seller will still be responsible for paying taxes on the interest income they receive, and when the principal is eventually paid, there may be tax implications for both parties, depending on how the deal is structured.

The main difference is that you can't deduct the principal portion of your mortgage payment (even though it affects cash) but you can deduct depreciation (even though it doesn't affect cash). 

The purpose of this test is to ensure that the property generates enough rental income to cover the property's mortgage payment, including principal, interest, taxes, insurance, and homeowners association dues (if applicable).Key Points of the FHA Self-Sufficiency Test:Applicable Properties: The self-sufficiency test applies only to 3- or 4-unit properties being purchased or refinanced with an FHA loan.

Maybe it's a way to build generational wealth by having a tenant pay down the principal every month? 

Also, you don’t need  $360k if the loan gets called; with a principal loan balance of $240k it would be more like $250k.Whether you do a wrap, sub to, or lease option when dealing with a owner occupant / consumer there are many legal “traps” to navigate because of consumer protection laws at a state level, and CFPB and Dodd Frank at the Federal level.  

I have 2 offers from lenders:1. from private lender which allows me to buydown interest rate (I can do 1-1 buydown) and rest money will be used towards closing cost (19k - 13k). where closing cost is 13k.2. from chase bank which allows me to use seller's credit towards closing cost and rest can go towards principal reduction.

A lender may not attempt to influence the operations of a borrower except for the collection of amounts due.You can certainly partner, simply have XYZ Capital fund a loan to your Rehab LLC partnership and go at it, the LLC will be on the note with you as a principal.

principal is what we investors like to pay - it builds wealth.interest on a HELOC builds wealth for the bank.