I’m not clear what it’s called but for instance like what I believe Grant Cardone does if that makes sense?

You would have to convince the county recording offices, who are run by career employees who in some instances still are using fax machines and rotary dial phones. 

Take BP for instance - your profile is brand new and it's not filled out so you may get some ok answers here, but not the best because people don't really know who they are talking to other than it sounds like you are trying to do your first syndication.

For instance, you can filter MLS or Zillow data on the number of sales per agent.

For instance, new businesses, salary growth, etc. 

But things happen.. for instance 2 years ago I had 3 of my borrowers die on me.

Keep in mind that there may be legit charges associated with termination- for instance, they may need to hold some funds in escrow to cover lingering utility bills or cleaning after that 30 day period. 

For instance here is one I am considering https://bnbmastery.com/Any thoughts?

Is there any instance in which you get liquidity but keep your name on mortgage liability? 

For instance, you can't block off May through December on your calendar - it will stay open and show as available to guests, and you'll need to explain in your description that you won't be renting it then.