There's a lot of education and work to be successful on the commercial side of the real estate brokerage business, but compared next to being a doctor or attorney or even a microbiologist, the amount of hours in a classroom (and dollars of tuition) are exponentially smaller!  

Now that you've run the numbers for individual properties, I am very curious to know how the numbers compare when you run it like a 6-plex.

I think thats a great idea to hold the lower interest rate because with the time now of high interest rates and these don't even compare to years ago a 1.5 percent increase may cost a couple hundred bucks a month.

I have read J Scotts introduction to estimating ARV and understand you need to look at comps and use the method where you compare similar properties.

Comparable vacation rentals in this area in summer fetch $500+/week. 

Comparable rents are $3,500-$4,000Do I short-term (Airbnb) due to my close proximity to year round destinations like Disneyland, Beaches, SoCal?

@Jaysen Medhurst How do HELOC rates compare to a commercial or conventional rates?

Are there other loans that compare to the FHA loan that would allow me to buy all 4 units even though they are zoned individual town homes?

Start asking different professionals these questions and compare their solutions - stick with the professionals who have the best "niche" advice.

@Henry Kaldenbaugh they may need to be probated to establish a personal representative of the estate who is authorized to sign the offer.