Prohibited offsite booking activity includes, but is not limited to:   Providing contact information prior to booking (phone number, email, website, etc.) 

He has a website with a ton of cheap homes on that says sold. 

Have you looked on your local REIA websites to see what lenders sponsor the monthly events?

I'd want to know more information to make a good recommendation, but it sounds like you would have a strong argument if everything else is the same except for location.MP tasksTenant Management:Showing properties, screening applicants, and preparing leasesWelcoming tenants and addressing inquiriesCollecting rent and managing evictionsProperty Maintenance:Cleaning, repairs, and inspectionsAdministrative & Marketing:Supervising staff, purchasing supplies, and promoting rentals (ads and website)

You can always search local tax records on your assessor's website. 

Quote from @Jay Martin: Has anyone heard of or used Bluebird lending they have dscr loans, etc. opened in 2018 in Philly, lend in a bunch of states, but hard to find info on them. have not heard of them but based on the website appear legit.

You have to go to their website and set up for a demo and go through the process that way.  

It's really about how much traffic the city/area gets for MTR/STR. 

How do they know if this is an owner stay that you blocked on your website, and it pushed over to Vrbo?

The website is the only way to access baselane, there is not app to use.