(for instance, this property has a backyard that could become parking; however, there is no way to access it unless the neighbors allowed us to use there driveway to get there).* Are there any other downsides I might not have considered with street-only parking?

I will explore the refi avenue to access the equity.

They just live T get you to apply and paper appraisals.

I just haven;t built before.

They are not for everyone; if you have access to knowledge, contacts, money, and properties, you don't need a mentor.  

Zoho Books, I am not using this as my partner uses it integrates nicely with CRM for book keeping and I could provide access to our CPA for Taxes. 

During this time, tenant complained of cross contamination, claims got nail in foot while in kitchen - all the same time accessing these areas to take pictures etc.

You also get access to conventional financing. 

I either jack and jill the bathroom or add a hallway blocking off the bedroom portion to that bath to allow access for the rest of the members.  

I still wouldn't give people an all-access closet.