Additionally:Is there a specific state where it makes more sense to establish the holding company (now that anonymity in states like WY or DE isn’t the focus)?

The enforcing agency certainly cannot take action against an unpermitted unit without citing a specific health and safety issue to address.  

I wanted to learn more about real estate investing in the Bay Area, specifically in the East Bay.

Hey James, I'm sure you've found a solution by now considering this post is 2 years old, but for future reference here is what I have found as far as software solutions for managing a handful of rehab projects at once.Construction/Rehabbing Specific PM Software vs Generic PM SoftwaresWhen choosing your software solutions you will need to decide if you prefer a house flipping software that is specifically built for managing a house flipping business or use a generic project management software.  

Here is a link to their zoning district summary:https://planning.baltimorecity...You could also call them if you want more specific information.

I know the IRS asks about entity vs personal members and if they're foreign or not specifically on the 1065 and other tax forms. 

@Gregory SchwartzWhat specifically are you hoping the software will do for you?

These are not specifically real estate related.

Separate the work into 3 separate categories: 1) Those that are specifically related to the future STR usage, 2) Those that benefit you while living in the house and have zero bearing on the future STR, 3) those that benefit both you and the future STR....assign a percentage to the usage.Be specific and complete.

For your specific question about doing a JV on the loan, my suggestion would be that both go on the loan and then do a separate joint venture agreement...because you can not have an LLC on the loan for those loan types, they need to be in your personal names.I am not a lender so maybe one of my lender friends could chime on exactly this would work @Zack Karp, @Michael Facchini, or @Jose Valdovinos?