6. They Manage Their Personal Finances Well

Those who don't know how to manage the money they already have are going to have a difficult time using it to earn more. Take the time to educate yourself on personal finance or even go the extra mile and take a class so that you can learn how to handle the money you have coming in. In the long run, it's going to be more valuable to you than a bigger paycheck. (See also: Saving Money Is Easy If You Set the Right Goals )