If you subtract your mortgage balance, that leaves you with $232,500 of equity to borrow with a loan.

I would also review completed comps (closed in the last 30 days) and then subtract 5%-10% to find out what the value will be next year when you have completed the project.

Even after the standard deduction of $24.4k is subtracted, that leaves $69.4k - $24.4k = $45k that will still be taxed, right?

(Never say ok to their first offer because then they feel like they could have gotten more since you agreed so fast).If I’m offering out of the blue, I’ll consider what I would pay at my max and subtract 10-20%.

I just threw something out there and subtracted $10K although I have no idea how much an inground pool would affect the price in Western PA where you get about 4 months a year to use it.

If you're subtracting rents (even just 1 room) from your mortgage payment, I wouldn't expect it to still be $1000 higher (gross payment) than your rent payment. 

After you determine the price point on the lots you work backwards form there and subtract all costs of the development and a profit margin you are happy with to determine the price you can pay for the raw land.

After you determine the price point on the lots you work backwards form there and subtract all costs of the development and a profit margin you are happy with to determine the price you can pay for the raw land.

After you determine the price point on the lots you work backwards form there and subtract all costs of the development and a profit margin you are happy with to determine the price you can pay for the raw land.

Add and subtract a door using a web page.