While I agree that fear and hesitation can be helpful in getting us to be more meticulous in our approach I think that humans can also end up falling into the trap of some other dangerous traits which do cause us to be our worst enemy. 

This means the contract will need to be remade, which will then cause it to be an extension of new credit, which could also cause it to come under fire of new regulations.  

I couldn't tell you how far off I am with the seller cause they usually don't want to give the price they want.

If the delay was caused by miscalculation of time rather then being shady I think you may have reacted too strongly.  

To me this is a win/win, this saves me the time/money to have a sheriff come out, it gives him an incentive to not put a sledgehammer through walls, or cause damages, and to him, it prevents a judgement on his credit report, it saves him hundreds of dollars in a judgement, and possibly even will prevent, the eviction from coming up on future landlord screens(which is something I don't like, as these type of people and their actions need to be public record).Thoughts?

I bring this up because many here suspect that a legalization bill will pass in 2016 which will cause the economy in this region to take a huge dive (scarcity keeps prices high).

Cause, if you are buying right, missing the estimate by a few thousand won't kill you.  

The new restrictions bar residents and commercial water users from using drinkable water to hose off sidewalks and driveways, water lawns or gardens to the point of causing runoff, wash cars without a shutoff nozzle and using potable water in fountains.California drought: $500-a-day water fines passed

A couple of months ago a storm came through and damaged a roof on one of my houses, we got the roof fixed immediately but it had caused a portion of the ceiling in the living room to cave in.  

They might do damage, cause problems, move out, not pay, etc.