Renters insurance is designed to protect the renter.  

There is also a second designated person who's a kind of CFO. 

This tool is basically designed to help you decide whether or not to submit your LOI for further diligence.

Curb appeal for higher-end properties will be much more important, especially when it comes to marketing - most ads and main listing photos feature the front of the property.In this case, I would consult with a professional - i.e. landscape designer or stager.

A major part of the success or failure of an STR investment is the design, furnishing and management plan.

They designated certain streets not for STRs and others for STRs.

Retirement accounts are designed to be invested passively so when the IRS sees you running an active business in it, to level the playing field between retirement accounts and other business the retirement account incurs UBIT. 

Adding and making better could sell or rent faster, but it won't get you more than what the market ARV and rent is set at from other similar comps in the area....and your Interior Design background will help, if you you it mostly as an understanding of cost. 

Their contribution depends on factors like local demand for ADUs, their design and size, and how they’re used (e.g., rental income potential).

Links/references- https://www.canva.com/design/DAFHd-6ryQ8/_T6h0Y9jV0zIEADl6bq... - https://therentalgirl.com/tichttps://andysirkin.com/tenancy-in-common-tic/operating-and-m... - https://www.stonesalluslaw.com/tenancy-in-common-in-californ... - https://www.investopedia.com/terms/t/tenancy_in_common.asp - https://www.rocketmortgage.com/learn/tenancy-in-common - https://www.allcalifornia.com/tenancy-in-common - https://andysirkin.com/tenancy-in-common-tic/guidance-for-se... - https://www.dre.ca.gov/files/pdf/tic_guidelines.pdfby the way I received a lawyer referral who is supposedly familiar with tic in California.