The contractor uncovered major electrical wiring problems after the demo. 

I´m inclined to believe you will most likely uncover many more hidden deficiencies.

Are the big concerns something you would/should have seen and considered in your offer,   Or are these hidden issues like structure that you have now uncovered.

From a pure tax prep perspective it was lacking... no probing (which may have uncovered that child tax credit thing since we didn't know what it was and said as much) and no review of taxes from them before submission.

There is a reason brokers on mass said they would NOT use or sign-off on such contract's, and every times showed to buyer's uncovering the fine print and what it meant, buyer's said "f-that!". 

Red flag #5.As I find it sickening that some people feel the need to take advantage of others in a down economy by committing what seems to be a clear case of fraud, I have now forwarded this information to the parties involved as well as those who need to be aware of what this company is doing.Given what my due diligence uncovered, my advice if you come across these folks is to run like hell, and know that the Universe/God always will deliver the karma they create for themselves back to them.~ Anonee Moose (fictitious name for security/safety reasons)

From those calls, you will learn what the competition is related to lot rent, the sale of homes, how many rentals they have, and what incentives you may have to offer as you prepare to sell homes.If you uncover positive feedback from those calls, make sure to spend time comparing the quality of your competition to what you intend to bring to the market.

Consider factors like proximity to amenities, employment centers, and public transportation.Property Condition and Inspection: Prioritize a thorough inspection to uncover any hidden issues that could impact your investment.Long-Term Appreciation Potential: Look for properties in areas with a history of steady appreciation, as this can enhance your return on investment over time.Network with Local Experts: Connect with local real estate agents, property managers, and other investors to gain insights into the Columbus market.Exit Strategy: Have a clear plan for what you'll do if you need to sell the property in the future, whether due to market changes or personal circumstances.Remember, real estate investment requires careful consideration and a long-term perspective.

In theory, any defect uncovered in an inspection from somebody who backed out is now a material fact that the agent and owner know about and would thus would be legally obligated to disclose to all future buyers.

We had to add one covered and one uncovered spot as a result of the corrections and the only way we could do that was by reducing square footage slightly, which I was annoyed about.