traffic and highway -civil engineering

im participating in a presentation, and paper doing with a group, we separated the work into us so everyone is holding three points from the body and i got to write about the first three points in the body section, which you can see it in the paper i attached {1. transportation projects impact on productivity, business activity and employment

2, the cities and commuter zones

3, the general business district and connection with effective transportation system for economic growth.

i just need about 3 pages + refrences.