The power of networking was put on full display as one of the biggest takeaways from the event was showing that your potential is unlimited with the right team and goals in mind.

You wouldn’t double reserves but you might add an additional 30% per property because the more you have the more likely 2 big events happen at the same time.

I always recommend that anyone getting started attend in person meet ups.

If when you bought you got specific confirmation from someone on the board that it was okay - I've seen people win cases in that event.  

Ensure that she has renters insurance in the event that she floods or burns her place down - depending on how attached she is to her belongings she may seek reimbursement from someone (probably you).

In speaking with the building department's engineer, they informed me that in the event that the ADU has a separate address, it requires separate meters from PG&E. 

Texas law actively encourages parties to settle disagreements without resorting to the legal system, and numerous contracts and agreements have clauses requiring ADR in the event of a disagreement.

Attend REIAs, get newsletters, AND once you've had the basics MAKE OFFERS.

There is Central Florida REIA, BREIA which meets at Hell 'N Blazes and (I attend this one) Space Coast Investors. 

I would recommend 2 things: 1 - reading books about real estate investing, particularly the topics you mentioned because BP has specific books about this (click on LEARN at the top of this page) 2 - attend a few real estate meetups!