This completely changes the nature of the property rights.

depending on the size of your complex and location you will have to get a permit from you state Department of Natural resources. 

Naturally if you have more mortgages in your name that will affect your DTI (debt to income ratio) and ability to obtain more loans/mortgages in the future.

I will still be looking at leveraging wholesale strategy but also looking to incorporate other approaches as well.

There are 5 counties, one incorporated city (SLT) around Tahoe and 2 states Each county has it's own STR regulations.

The contractor will be your best resource to understand cost of the design; the earlier you identify value engineering opportunities, the cheaper it will cost to incorporate (Google: ‘Macleamy Curve’).

If I die of natural causes...even spouse can't use it. 

I also really like that this is a U-shaped window unit which wraps over the window sill, meaning that you get to keep nearly all of your window's view and natural light, as well as it being theoretically harder for someone to break into the apartment by kicking in/pulling out the AC unit (ours is on the second floor, but the safety concerns for first floor units is definitely a consideration you'll want to factor in).Heating.  

In this case, should the series LLC be incorporated in my primary residence state with individual LLC’s in the respective states where my investment properties are based?

We have contacted a professional attorney who understands the nature of this situation.