if the timber is merch  you should get a mill in there to bid on the timber.. hire a logger.. profit you use to knock the stumps out.your civil engineer should be giving you a preliminary cost to do infrastructure normally they will do these for free since they will be designing it all.. they would be the best bet anyone on line is simply  a WAG  

I love the place, I've been renting out the units and getting steady income just as they were designed to do.

In real estate, the biggest hurdles are often the ones you least expect—and sometimes, they’re as small as a crystal doorknob.Back in 2019, a simple set of crystal doorknobs nearly cost us a $25,000 deal on a home on Burgess Street.

Email is usually thrown in for free.It is so simple to register the email address and then use gmail to send/receive.

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I don't think it will be as simple as trying to just undo what the last owner did; you're going to need legal descriptions of each lot and that generally requires a survey. 

You don't buy it for a designated hospitality purpose.  100% agree here.

Quote from @Larry Nielsen: It's actually quite simple.

The main issue with rental basement is water if it has water issue usually it is a simple fix .Clean gutters ,discharge gutter  water away 10" away from foundation, make sure you foundation soil is slopped away from it .If you need to buy soil get a clay mix .Cut back any tree too close to the foundation look at the drip line that's how far the limbs are out from the tree .If all that is done still has water buy a sump pump  carry the water to day light away from foundation 10" to 15" .

Flood way designation?