There should be mechanism to minimize duplicate or a question that's not having too much context. 

If they refuse to pay and you installed what was quoted in a workmanlike manner then you file a mechanics lien on the property.

Structural, roof, mechanicals, cosmetic? 

And guess what, you can over-pay using any purchase mechanism.

Apprenticeship is still the best learning mechanism. 5.

The caveat is that the the seller has owned since 2010 and has not replaced any of the mechanicals.

The caveat is that the the seller has owned since 2010 and has not replaced any of the mechanicals.

This is why it's helpful to understand the mechanics and process of the litigation process.

The mechanism would be that you would only do a 1031 exchange on 75% of the property. 

On my first property we were planning a cosmetic flip based on the inspection report with a mediocre inspector and unfortunately once we got into it I spent close to $60,000 rewiring and making many mechanical and physical upgrades.