Do you think vacationers would view a SFH that does not have beach access or a SFH that is located a mile from a beach as a negative versus a condo that is right on the beach?

I access my clients' books via my QBO Accountant profile.

I tell my sales reps that if the seller is really tough to deal with on the first phone call, then we usually want to pass on it, since if they are that tough just to ask some basic questions, imagine what they would be like when we need access, are negotiating a contract, or God forbid need to try to re-negotiate terms, i.e. ask for an extension, or every once in awhile a price reduction if the repairs a lot more than we originally thought. 

Your attorney would have to access your risk profile to suggest your structure. 

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This is a great forum with very knowledgeable members that will help to guide you in the right direction.I really like the alerts feature that can quickly guide you to current topics that may be of interest: http://www.biggerpockets.com/alertsThere are a few self-contained guides that you can access here: https://www.biggerpockets.com/guides

We'll be renting the main house out when we move and the house tenants will NOT have access to the detached garage. 

They should also have all access to any permits, and will be able to help guide you on the rezoning for the ADU property.

They likely have access to a database of standard statewide rental forms.

My vision is larger than my fund, and revolves around ensuring that those who live in marginalized communities have access to the social determinents of health (education, economic opportunity, healthcare, and homes) and are able to get themselves on a pathway to generational wealth through home ownership.