Would love to learn more about how to structure.

The answer will be dependent on your fact pattern, so a general forum like this may not be able to answer such a broad question.With regard to the LLC structure, note that CA does not recognize series LLCs, and CA tends to have a broad opinion of what constitutes "doing business" in the state, and therefore, what LLCs need to report with the CA Secretary of State and file appropriate tax returns. 

Is there any way we can amend our operating agreement/LLC structure in order to anonymize our addresses?

I've been meeting with several female RE investors in Austin, TX over the past few months as I solidify my business structure.

Until you have experience in partnering with others on successful projects, I highly recommend working with your partner and an attorney to structure an appropriate, legal, and viable operating agreement, be it in context of an LLC or otherwise. 

You can also structure the loan to give you a little extra cash flow in the first couple of years.

I'll throw in a few more things to consider:Property Assessment:Structural Engineer Evaluation: Before proceeding, hire a structural engineer to assess the extent of the damage.

Gosh darn, there are power lines right above the structure, so you can't build. 

Who came up with that fee structure? 

The potential passive investors then decide to deploy that capital if they agree to that investing structure.