However, if you're a W2 high income earner or business owner, I can't imagine it makes any sense to flip houses, mail mass post cards, wholesale, or build lead gen websites with the value of your time being better spent other places (such as learning about real estate and increasing your income through proven means), such as at your 9-5pm or growing your business, and your real estate is a long term process and you don't need "home run" deals to qualify or make it work.

Curious as to thoughts on building ADU’S for equity in LA / SoCal market.3.

Build your portfolio as your knowledge and wealth increase. 

Speed of building a portfolio (Cash-on-Cash return is a factor here)?

But be mindful of the debt service requirements and ensure your rental income is sufficient to cover the loan payments.It’s definitely possible to scale up with DSCR loans—many investors use them to build large rental portfolios.

In the multi unit buildings I put on lease "Each tenant shares responsibility for removing snow and salting on both walkways and sidewalk infront of property" and I have them initial before we execute lease.

Also no real issues with our 5 arbitrages in an apartment complex.

Sri,Are you a General Contractor/Builder or are you simply looking for financing to build a 2-4 unit?

We're in the process of building a small cabin and Minoan has been landing in my email a lot lately. 

Starting sooner rather than later allows you to benefit from long-term appreciation, build equity, and gain hands-on experience, even with a smaller property.