Sorry but the topic is misleading. These tips are more so to make you successful rather than a millionaire. If you want to be a millionaire, you should have more discipline with your money. If you make great financial decisions; save up for retirement; reduce debt and control your spending habits you can easily be a millionaire well before the age of 40.
It makes a lot of sense when you think about it. Besides your favorite color, certain colors affect people in different ways. This is way houses are stages and painted in certain colors and why certain brand of clothing sell better when it's a certain color.