Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

A termination agreement with a defined move out date.

We've already taken a few online courses and read some books, so we're getting our head around the multi-family syndication business.

Every system you try will have flaws, or you may salivate over a feature that appears in other software.Some familiar names are mentioned frequently: Stessa, Apartments.com, RentRedi, TenantCloud, Innago, RentManager, Avail, Rentec Direct, Doorloop, etc.I recommend conducting thorough research on each app online to understand their offerings, pricing, etc.

I'd say the quality of leads vs other online sources has been and still is pretty good. 

Some investors find success doing mainly MTR and open up some dates for STR in between contracts.

Create an Online Presence: Build a strong presence on Facebook, Instagram, and a credible, professional website.

In order to get the attention you want through online ads (which last I checked Facebook ads require such a wide range for the demographic that it is almost not worth it), you would likely need to spend literally thousands of dollars. 

We announced the closure of our Series A last week, securing $26M ($33M to date) in funding from a top venture capital firm Andreesen Horowitz. 

I think I can get a policy online with the other requirements, but this waiver seems to be more difficult to find.