The owner can designate a host who shall be responsible, and authorized, to act on the owner's behalf to promptly remedy any violation of these standards or the permit.

Rae, I would keep checking the sites including FSBO, FaceBkMarktplace, and driving neighborhoods. 

If you are using a third-party site to conduct the background checks, sometimes they have the option to send a person, a denial letter, and due to the fair credit act it may be required to send them a notice, informing them that you checked their credit and background so that they have a receipt that it was completed.

Anyone can go to any website of any big box retailer and see how unusual that is.

How accurate are websites like Airdna?

A business has an inverted financial profile: it is literally designed for cash flow.

Buying site unseen is a huge risk unless the buyer and wholesaler have a history doing deals together.My buyers trust the deals that I bring them, but I also provide them with in-depth inspection reports along with photos/videos of the inspection along with multiple cost to completes through multiple contractors.

Decide howto react to annoyed neighbors or police interventions.Will you design your apartment for a group of gamerfriends or an aspiring musician looking for a newhome?

@Caleb Rehg  I would advise your first step is to search this site for college student rentals and student rentals and read all you can. 

I'm an Architect and MRED Grad and have entitled and permitted over 200 units across Bay Area and Norther California, ask me anything about SB9 or ADU design / permitting