You can also get some solid insight as to why the seller is selling, or how the area is rental-wise.

Sounds like you have a solid spread so I would start lining up your contractors to get estimates and bids so you can hit the ground running once you close. 

@David IvyReally solid post, thank you!

@Eric Davenport A POF is for a Cash offer and is evidence that the Buyer has the Cash  Already in an account in their name.

Is there evidence of rot on the beams that are touching the ground? 

Anyone has a solid referral?

I would make sure that if you move forward with this then you get a solid agreement from a real estate attorney for the agreement between you and the owner that you can use on every owner that you use moving forward.

Is this a solid strategy?

Build solid relationships.

My approach is to have solid answers for the questions that are posed by several of the post respondents.