Any suggestions/recommendations about solid learning materials (book/podcast/youtube…)? 

That means scheduling the work in the right order, making sure materials are on site for the subs when they need it, and being available on site to make sure the work is done to your standard, and to resolve any problems that will definitely come up.I'd definitely find out what permits are required. 

They seem to require high quality materials and  craftsmanship to maintain a level surface.

Mate, It will probably be like in Aussie where folks that want a buyers agents will need to source 1 themselves and negotiate a fee with the buyers agent.Buyers agents will also have to start promoting their services independently instead of "feeding" of info and commission split from listing agent.I need to buy more domain names haha.What are some high end suburbs in your neck of the woods mate?

At that time, RCA’s general contractor was given access to examine the units to pre-order all the materials needed for the 4 apartment renovations.

So you need to make material changes to your listing to justify duplicating it, not just because you want to get around some Airbnb policy.  

Because of this, they're purchasing their own supplies/materials with very minimal labor expenses.

It's becoming more and more common for people to find longer stay options on Airbnb, especially since Airbnb started promoting longer stays last year.

You need to pass "material participation" test and personal use test, but that's for your future tax professional to explain.Yes, bonus depreciation is possible, but only on the current value of the personal property and land improvements.

I think you should at least get all your finish material pricing figured out first by going to the material stores and also getting quotes.