Plus, you can likely get better margins, or run on thinner margins to acquire a property in a very desirable area since you are doing much of the work in house.  

I've acquired rentals along the way and have tried helping others as well.

I hear what you're saying but as a new investors, I'm not going to be able to acquire 4 SFHs to start.

You might potentially be able to deduct the travel costs from CA to MA/NH/RI once you acquire the property.You may want to work with a CPA who helps working with new investors to have a walk-through of what is deductible.

You can be ready to acquire properties at a discount from those forced to sell due to cash flow issues​.Focus on Cash Flow Today: With BRR"R"RR, you are prioritizing properties that cash flow from the start, making your investment stable and less reliant on speculative future appreciation or short-term market shifts.

But, with the rising cost of everything if you run a legitimate wholesaling business, the end buyers aren't seeing how much money and time was actually spent to acquire the contract.

The barrier to scaling is on two fronts. 1) the capital needed to acquire each single family home becomes more and more as I cant keep buying primary homes with 3.5% down (lol). 

Quote from @Tyler Bilinovic: I have just acquired my first two long term rental properties this year and am looking to take advantage of the tax benefits.

BP just started a Community called PassivePockets (full disclosure, they started it through acquiring my company Left Field Investors) - and the mission of the Community is to help LP investors learn and grow together. 

As illustrated in the diagram above, the investment city determines crucial factors: rents outpacing inflation, acquiring multiple properties with minimal capital, and the longevity of your rental income.