Additionally, I plan to sell both houses FSBO (For Sale By Owner).

This particular property has been vacant for 10 years, the owner is behind on taxes on the home as well.

If you have your FHA loan available I'd recommend setting up a house hack and then going for a BRRRR.You could consider the option of going for a BRRRR first while you wait for interest rates to come down on an owner-occupied purchase.

-Utilize HELOCs to finance future deals.Moreover, recent rule changes by the feds allow owner occupants to benefit from lower down payments for 3-4 unit multis (previously only applicable to duplexes; tris and quads previously required 20-25% down even for owner-occupied properties.

In prime neighborhoods, the demand for properties tends to be higher, allowing property owners to command premium prices due to the high desirability of the area.

In the event of termination of management agreementby owner during a lease term already negotiated by the manager, all service fees for the full lease termbecome due and payable in full."

This current house has +- 175k in equity with a 3.5% FHA loan.Is it worth cutting my cashflow in half to take a 2nd position and putting a 5- 10% down payment on a new owner occupied multifamily with the state of the market?

Purchase or refinance multiple non-owner occupied rental properties!! 

To leverage this benefit, prospective property owners must engage in short-term rentals and provide substantial services to guests, such as daily cleaning, meal provisions, or transportation services.Additionally, navigating a material participation test becomes crucial.

Hello,If there are 2 joint owners, can 1 joint owner transfer their interest to another family member without the consent of the other joint owner?