June 23, 2008: If you think that filling up your car is expensive, just be glad you don't have a 240-gallon tank and a vehicle that gets five miles to the gallon.

With diesel prices at record highs, Miami-based Ryder System is offering a new high-tech tool to help its customers save fuel.

The product, called RydeSmart, is one of several on the market that enables customers to instantly track the fuel consumption, idle time, speed and other vital statistics of every truck in their fleets.

Read the full story from the Miami Herald at TradingMarkets.com.