4. Millionaires Also Decrease Their Spending Many financial writers point out that the stereotypical “millionaire lifestyle” is antithetical to becoming a millionaire. Why? We think of millionaires as having a big house, a fancy car, the nicest clothes. But if you spend all your money, then you aren’t a millionaire anymore. The truth is that most millionaires find ways to decrease their spending. They don’t buy dumb crap.