In the commercial world there isn't any kind of centralized data base, like the MLS.

No because he is a corporation, based on "Inc." in the name.

I look at land sale comps (which aren't always easy to find depending on the state/market/area) and we offer something based upon the the retail value that land like that sells for.  

Such as primary residence of an agriculturally based business?

Establish connections with real estate brokers that focus on investment properties.Funding: Explore various funding options, such as partnerships, hard money lenders, private lenders, and conventional mortgages.Make use of your experience in building to precisely estimate repair costs and provide prospective lenders with well-prepared project proposals.Look into any grants or incentives that may be available to real estate investors on a local and federal level.Create a concise business strategy that outlines your objectives, both short- and long-term, target properties, and investment tactics.Remember, each real estate market is unique, so adapt your strategies based on your local conditions.

The downside is more maintenance and repairs, more toilets, stoves, water heaters etc...Depending on what your goals are for the investments and your acquisition strategy would point you toward one asset class or another. 

If you are in Texas and want to buy Texas tax deeds, I'd think twice about buying a national based program. 

I am based out of the southwest suburbs of Chicago.  

We haven't put in our offer yet or gotten an inspection, but were excited when we toured it yesterday and found it was in generally good condition and there were no visible or olfactory signs of water damage.My original thought was we could get a conventional primary home loan for the purchase price of the house and then use cash to finish it out.

Beyond what is right and wrong, is what is most likely to occur..my forecast is based on an initial knee jerk reaction and subject to evolve..My prediction is that buyer(s) will still want (and need) to be represented, but likely at a lower average cost.