I have a developer working on it now

Now you have to weigh how long it will take him, vs waiting for someone else to be able to get there and finish it, then factor in the added cost of the new crew vs what you're losing in revenue waiting for him and see which one works out better financially.

I am in need of a Real Estate Attorney who can help with looking over a current lease I have and help me develop a better one.

The same cash put somewhere else reaps the same benefit.So here's another thought for you - Since cash flow is going to not really be a factor on these and since you have decided to hold on to one. 

As a side note, and completely unforeseeable development, my older brother was also in the room while discussing this with my father.

We would really like to get into this property as the market is developing like crazy around it and it's still on the early"ish" side of the market turn.

Do you want to sell your lots or develop them yourself?  

Factor that in for any C quality areas.Your maintenance expenses sounds fine. 

Credit score is one of the factors that your lender will look at, although it won't be as important as in residential lending. 

I have found an opportunity to build four duplexes on several vacant sites.My thought was to buy the land with cash but not sure on how to fund the construction.Each duplex will cost approximately 175k, so 700k total....