The market will eventually correct the price. 

I'll need the LLC to do that, but are my assumptions here all correct?

In addition to tangible screening such as credit checks, evictions, criminal background, & income checks consider intangibles as well - how well do they communicate with you & how professional?

He is correct that a single ADU in a single family zoned area is unlikely to return as much as the hands off cost and is one of many reasons that adding a single ADU in most single family areas is not a good re investment.  

@Jay Hinrichs you are correct and that is the difference in 41,888 post and my 1,444 post. :) 

$2600 is correct/month.

Please let me know if this sounds correct.

We get just as frustrated because the system is a bit "broken":(I believe the team is in communication with you about your options - just be sure to also let us know your choice to secure the property to deter squatters as cost-effectively as possible.

That's correct. 

With a lease many times over time landlords are not formal and communication is oral, txt, email, etc.