It appears he had done poor underwriting.  

Multiple properties listed on the website portfolio appeared to be ones they would possibly not have initiated the LOI/PSA/sale as the properties are known to be bought/run/sold by other entities/syndicators.

Easier to do with a duplex year by year, but when I rented to students I would quickly renovate for winter break. 

This process is easier to qualify for.

They will probably stick to that for a short period and then go delinquent again, but it's much easier to deal with if they violate a payment plan in most cases and at least you get some of your money back.They might be a professional tenant.

It appears you are just making up hypothetical transactions with values  to make your system seem more enticing.

We offered our impacted tenants a hotel room while we were awaiting repairs, but both tenants decided it was easier to stay put. 

With strong rental demand near hospitals and colleges, plus California’s pro-ADU laws making approvals easier, this strategy can be a game-changer.

The only note is it is easier to set up the LLC before closing but not so hard to change after. 

Since this is a rehab, you shouldn't have to worry about offering a builders warranty but here's some things I've become accustomed to doing to make the warranty, sale process and transaction process easier.