It generally becomes a problem with the sellers agent or sellers as they typically will go for an offer that is either cash or conventional over an FHA 203K style loan. 

So it is styled Current Owner vs Tenant with the intended result of the suit Old Owner possession of the property. 

Easy syndication-style deals, both accredited and non-accredited.

Should I find a local lender or is my nationwide lender better suitable?

If you like his style of writing I recently read Cashflow Quadrant by Robert Kiyosaki which is a solid read as well.

Purchase price: $2,100,000 Cash invested: $1,000,000 Highlights of the deal:$12K per unit under market value, or $528k below market price$92,640 annualized opportunity to increase top line revenue, at a 40% expense ratio, that would add 56k of NOI, or $855k of value to be realized35-45% Of the units have not been renovated, leaving us ample opportunity to add valueGarden style, has great parking, and a poolOne of the units can be converted from a leasing office into a unit!

We financed this deal on a regular conventional style mortgage.

I agree that you could cover both options with buying a primary home that has at least one income-producing area, be it a carriage house/converted garage apartment, an "in-law suite," or even a home with a suitable layout for easily converting to/adding rental space. 

I do have an older style Heating system however (hot air) and I was just wondering if anyone on here can either support me with this form of beating or recommend me someone.

Note investing styles of 2010 are done, How are putting yourself in the best chance to succeed in note investing and seller financing for 2021?