Do a search for Background Checks on the Passive Pockets site.

Your expert (the plumber) couldn't confirm the cause.

Some have a 20% down, but the rate rises significantly. 

He will surely know the best answer.

SF has a limit of 90 days per years for AirBNB in the city otherwise I would keep it and short term it all year long.

The preliminary analysis can have lots of data, so it's important that the provider thoroughly review it with you to explain what depreciation tax deductions Cost Seg study provides and what depreciation benefit you would get w/o Cost Seg.

First thoughts are finding a way for the tenants to use it for a fee, either rent the space monthly or create a space that can be rented on a per-use basis....or possibly rent to another non-tenant individual for office use of some kind. 

I do occasionally post about it on some of the social media sites for travel nurses, such as Travel Nurse Gypsy Housing for example. 

The Plus subscription would allow you to keep track of each property/project and produce reports for them individually in addition to keeping track of the entire business as a whole.  

Glad to have you as part of this community, Barry!