I work for the post office and when an address is changed, County 911 has to be involved in changing in.

Taking action is the best next step since you've already been listening to the podcasts and getting involved in the forums (it's also the hardest :) Since you have a good job, find out how much you can qualify for and go from there!

In this instance we have 4 parties involved.

One of the more confusing things for me with RE Investing is the math involved. 

Because you would technically be adversaries on this deal then the SEC would not be involved. 

What I would suggest you asking this group is: track record, the whole team involved, how have they set up the deal incase a downturn comes before the sale of this property, and why the debt is recourse?

If there is grey involved, they tend to settle.

This will be typically in the 15-20% range (on total construction costs) for new construction, assuming you and the investor are not taking on a cost plus contract.Given your limited experience, I am not sure why you would be involved once you sell the lot. 

This involves a few more moving parts, but seems to be pretty common.  

Her maternity leave pay will end soon so it’s either go back to a J.O.B. or have her more involved in the business.