This can be pretty expensive for things like siding, roofing, doors and windows if they are defective.

FIRST QUESTION- Closing Prorations: Not sure which one to chose (default is the first one)Line 120 - Real Estate taxes shall be prorated at closing based on  {The net general real estate taxes for the preceding year, or the current year if available} {Current assessment times current mill rate} {Sale price multiplied by the municipality area-wide percent of fair market value used by the assessor in the prior year, or current year if known, multiplied by current mill rate}I checked the default option which is the first one, but want to make sure it is the right choiceSECOND QUESTION- Property Condition Representations:  Very confused on this sectionLine 150-168 - Seller represents to Buyer that, as of the date Seller grants this Option, Seller has no notice or knowledge of any Defects other than those identified in Seller's disclosure report dated _______ and if applicable, Real Estate Condition Report dated ______, and, if applicable Vacant Land Disclosure Report dated _____, which was received by Buyer prior to Buyer signing this Option and which is/are made a part of this Option by reference (Complete dates or strike as applicable) and _____________________ (Insert conditions not already included in the disclosure or condition report(s)) CAUTION: If the Property includes 1-4 dwelling units, a Real Estate Condition Report containing the disclosures provided in Wis.

In 1950s, nobody knew lead could lead to birth defects.

But they could uncover some major issue such as a hidden defect or such thing)In summary, make your decision on the numbers not your opinion.  

I prefer in-stock, assembled cabinetry so I can exchange quickly if I get a defective or wrong item. 

In my jurisdiction the Tenant Landlord Law gives me some latitude, RCW 59.18.070 states,  "If completion is delayed due to circumstances beyond the landlord's control, including the unavailability of financing, the landlord shall remedy the defective condition as soon as possible." 

Assuming your lease/license is in order, and no known defects that threaten health, life or safety, you can keep the SD plus interest in the amount of the unpaid rent.

If there is no system wide defect with the plumbing, then leave it alone.

Price should include empytying the septic tank (if applicable) and collapse/abandonment of the tank (a legal requirement).Have them cure any permit defects/violations at no additional cost prior to them receiving final payment.

You need to show the meter is defective, if you think it is.1) Add another meter next to the city meter.