http://www.usaonlineclassifieds.com/view/item-1658271-How-Does-a-Freight-Broker-Work.html

A freight broker is an individual who contacts carriers and handles the load moving process. At last, a decent freight broker is one resource for all of your transportation needs. These experts give you a significant level of client assistance, allowing you to get to their transporter organization, and negotiate cargo rates for you.