The two are almost entirely different markets in terms of price points, returns, tenant quality, and overall investing strategy.

Quality of the tenants2.

Haha I bet there's been some crazy stuff out there but the one's I'll put up will definitely of better quality and insulated.

Have to agree with most here in that a SF-> duplex conversion needs some really specific qualities to be worth the squeeze.

If we're going to just talk in hypotheticals, of course anything is probably possible anywhere but highly unlikely. 

https://www.biggerpockets.com/forums/12/topics/1122318-quality-turnkey-companies?

It can eat into your cash flow, but if you're earning high income from your W-2 job (I assume you are if you're buying in all cash), it makes more sense to use your time making more income versus managing maintenance requests as you scale. 

With big benefit potential of possibly retaining "Graduated" persons who are now highly trained, proficient employees. 

Did have high quality photos/ great listing title and description?

What doesn’t work today may work in the future.Another challenge with the traditional BRRRR model is the resulting high debt load often isn’t fully covered by rental income, especially in today’s high-rate environment.