8. Shop sales and in bulk.

It’s obvious that this is not the type of advice that you would expect from millionaires. But everyone can agree that this method of buying can result in some cost savings. This guideline is applicable to items that you’ll genuinely use and don’t want to waste.

“Return on regular investments is so difficult to achieve that […] you’re better off buying two years’ worth of toothpaste at a 50% discount. Your investment is being returned right away. You actually get to put money in your pocket with those savings. Cuban, Mark