I am primarily hosting traveling medical personnel because there is a lot of demand for these professionals in our area and because my units are suited to their needs.

Airbnb types are seeking cheap and deeply discounted.

Be aware of tax implications: rental income is taxed in the property’s state and reported on your California return, with deductions for travel, depreciation, and expenses.

This has pluses and minuses.If your property is bulletproof such as no framing - cinder block construction, cement floors, gloss white paint slapped on the walls and a cheap window mount AC, then you are in a prime position to make money with S8. 

Traveled around. 

Don't buy a 2br/1ba without a basement and no garage on a corner lot next to the scrap yard, just because it's cheap and the seller is motivated.

Cheap properties look good on paper but rarely perform as well as more expensive properties.

Again while they may legally be bound to an agreement, you are going to have to go through the court system to get them to abide by it, and that is not going to be easy or cheap.

All too typical park owner who took all the profit out of the park without reinvesting in the business then wants to sell you the potential he was too cheap to invest in. 

Its pretty cheap for what if offers, you can also generate CMA reports on the go.