Also, how to prove "Spend more than 100 hours on the activity and no one other individual spends more time than you do"? 

It’s tough, if not impossible, to scale as a one-person operation.

Your only recourse on the PM would be if you could prove they did something grossly negligent, like leaving the doors open. 

Estimating material costs is easier but the labor is tough.

Here are things that would not transfer with a sale:-2.5% interest- prop 13 property tax benefit is saving ~$40/monththese are awesome advantages that are tough to match   In addition you have achieve outstanding return from the appreciation since purchase.On the other hand, you have $300k of equity which places the LTV at ~65%.  

Detroit is a tough market and you need boots on the ground who know what they're doing.

From my experience so far this is going to be a long and tough process.

It should only take you about a month or two to contact everyone on your list and then the tough part – you start all over again.Why the repetition?

In California, insurance companies are very tough now.

Truth is in today's market it is tough to make BRRRR work.