Here are some money rules you need to know by heart. 1.We should always spend less than we earn, but this should not be overlooked because there are so many easy ways to access debt and credit. 2.The best way to learn is to make mistakes. 3.Make sure your bills are paid on time.  4.Make a Money Plan.  5.Establish a need for emergency funds.  6.Don't take on debt. 7.Get a handle on your finances.