Personally, I would never, ever buy a property without completing the aforementioned items (except perhaps in very rare cases where the deal requires a quick cash close, and the price is such a steal that no unanticipated repair could ruin the deal).Good luck out there!

If you get terminal cancer, is your biggest concern showing back up at work. 

HOME PARTNERS OF AMERICA,BLACK ROCK INC,KKR,PATHLIGHT PROPERTY MANAGEMENT POISONED ME WITH TOXIC MOLD AND DONT CARE*I'm fighting this with the same treatment as if I had cancer

That he would place liens on my property and it would ruin me.

A medical resident at the local hospital has put in a LOT of work and effort to get where they are, and they're unlikely to risk ruining their credit over silly late rent payments or property damage.Having said that, if you upgrade that hypothetical C-grade property to an A-, but it's in an area where nobody has the money to pay the higher rent, or there aren't people interested in renting a higher grade property, then that's going to cost you (this is the classic case of over-improving a property--which a very common mistake by beginning real estate investors).

If you are off by $50 per SF on your vertical construction hard costs, it completely ruins your land estimate.

Keep in mind, you could pay this guy $13K and he could ruin it and you have to start over anyway.Get 5 quotes. 

The main obstacle to success for most people is that they're always ruining after the latest shining object and don't focus.

I'm ruining into the same issue. 

Not needed as entrance/exit2) Not remove or ruin existing doorway.