This creates an initial negative equity position that consumes the initial cash flow, sometimes for many years.

It really comes down to your goals and time commitments.Airbnb margins have been getting tighter and it is extremely time consuming.

The second issue is the argument put forth by the velocity worshippers that before using a HELOC for everyday spending they had no idea where their money went or what it was spend on; now with the HELOC their personal living expenses are far less, they purchase far fewer consumables, and hence their savings rate, to be invested in paying down the mortgage is much higher.

This negative position can consume years of cash flow to recover.

The amount of reading and information you have to consume to sit for the exam is bonkers. 

I have other existing consumer products.So I would outfit the RV with Solar and Starlink to provide power and internet at all times. 

I see you guys are having issues as investors, wondering if anyone has had experience on the consumer side?

It also allows you to search 400 property and property owner consumer fields, in addition to being a driving for dollars tool.

Just like any aspect of real estate investing, non-consumer lending at a large scale is a relationship business. 

BTW there is a free trial and the Starter monthly plan is $119.It also allows you to search through consumer information such as property owner "credit worthiness," Credit card usage, buying power, age, language, family members in the house, and many other fields that are above and beyond property characteristics, which is unique.