The name might be road devil, but you should not be that way since you are a truck driver, therefore, you need to take care of your cargo while you are going to your destination.
Drive the truck as fast as you can, but not to the point, wherein you are bound to loose most of your cargo. You need to remember that the number of cargo you deliver determined your pay rate. It is still essential that you take some necessary precautions when driving. You can use the money to buy some upgrade for your truck. It is essential that you upgrade your truck since you are going to need it as you progress in the game.