Its the go to software in my opinion, all the architects  use it on all the projects I've been on. http://www.autodesk.com/products/revit-family/subs...

Who/what professional can evaluate the land and best tell me how to maximize the space, would that be a contractor or developer/ architect?

You may also have to hire a architect ($5K-$8K) to draw up plans on what the renovated building will look like for that meeting.

Start interviewing lenders that can offer buyers you bring into buy the property the type of financing they would need to have a home built for them.Next I would interview several architects to establish who best could help you accomplish your semi custom build.

I do have a support system, in the way of our architect and someone else who is a real estate consultant.

The bulk of the design was done by volunteer professional engineers and architects in the States and the interns prepared the plans.  

@Doug DeMullingHave you considered hiring a fire protection engineer or an architect to help you? 

Striving to be an Architect//Developer//InvestorI am considering applying for grad school in the concentration of real estate development.

We have a piece of land picked out, general building plans (that needs to be verified by a engineer/architect), project manager and construction company inline for the project. 

Hi all,I have a couple doorways I want to enlarge, so need to engage an Architect/Structural Engineer before permitting.