Some tenants couldn't care less about additional technology and will not want to pay for it.If a landlord tried to offer me a tech package as an additional fee, I would have declined and informed them I'd buy it for myself when I bought my own home.In addition to that, as a landlord I'd only think about doing the smart items for a higher-end property and/or my direct competitors were doing it as well. 

I’m new to the game here but work full time in technology and have similar goals to you.

There is also newer solid state battery technology that promises higher range and 5 minute recharge.

Automating several processes, incorporating technology (like keyless wifi door locks), and self-managing.

My situation is difficult. I

Had to stop investor activity because of $$$ difficulties, so now starting back. 

So much for modern technology.

I am a licensed construction contractor, have been investing in real estate for more that 55 years and since there are so many great purchase opportunities in California where properties don't need a new foundation, I would like to see your math, reasoning and the projections you did before and after you purchase the property and that will be very interesting to see.I will give you a lot of credit for taking on a project where you needed to hire contractors because I am a licensed contractor and even I have serious difficulties getting other contractors to do what they say they can do and there are always problems where contractors want more money than their original contract price.It would be interesting to see how well your airbnb is doing, the math and the overall profits and projections.

Trying to find and vet subcontractors from a distance will be difficult. I

This book really opened my eyes to the possibilities of out-of-state investing and how to manage using technology - like you, I also live in an HCOL area but invest out-of-state.Best of luck and good choice choosing to learn more about RE!