.: https://natlawreview.com/article/texas-federal-court-issues-nationwide-injunction-against-enforcement-corporateYep we shall see how this plays out 

Ideally they will have a pool of investors looking for a turn-key property. 

There are many reasons that adding a single ADU in southern CA is a less than ideal RE investment (i will post a list at the end) but the negative initial equity is a primary reason as the initial negative equity position consumes the initial cash flow and can take many years to recover.As for converting your home to a rental….

Quote from @Miguel Del Mazo: Knowing more about the area, it sounds like you'll have an ideal avatar of wealthy, young and trendy professionals that aren't ready for or looking for a home to own.

I am also curious about when/how an attorney/legal involvement comes into play with this.

Sounds more like trying to win a popularity contest, aiming to gain votes and likes from people here that also have something against wholesaling.But OK let me play along.Let's fact-check this:OP: "It’ll truly be strange to even hear people and gurus trying to make big money off it."

This will be a 10 year play.  

That is less than ideal in some ways as well. 5.

., are all ideal in my opinion. 

Ideally a HELOC is used for less then a  year project where you can refi or sell to pay back the HELOC. 5 years is a long time, things can happen and if you reduce the cashflow on both properties you'll be increasing the risk and having thinner margins.