I think it may be a cut-down version of QB, but I don't know for sure.

The QBO class tracking feature, found in the more expensive Plus and Advanced versions, is used by many investors.

The Mac version is not as robust for Real Estate as the Windows from what I hear.

Tell them to buy a portable version?

As long-time QuickBooks Desktop users, we were working with the 2019 version.

I am retired and working on career #2 and 2 of 3 of our kids have left for college - our oldest is headed to UConn for her PhD (6 years) and instead of paying to rent, our thoughts are to do a version of a house hack with buying a house/condo and renting out one to two rooms to offset the costs of her rent.

Those that get their version of knowledge from the internet, do it because it is both quick and free. 

It seems like these documents are intended as a bonus for purchasing the book (kindle version is only $10), so I probably shouldn't pass them on, but I'm wondering if anyone else who has these forms have run them buy a qualified attorney in Georgia to find out if they are legitimate here.  

:-) Outside the US I use the Corelogic calculator because our local insurance companies provide a no-frill version for free. 

You should also request an estoppel so the tenants can confirm that the info you were given in the lease is still current and correct (you never know if the owner gives you an old lease with old info, and maybe the tenant has actually signed a more current version).