Mark Cuban is definitely one of America’s most popular billionaires. Keep reading to find out what he believes in the best way to build wealth. The Best Way To Build Wealth: InvestingAccording to Cuban, the best way to build wealth is to “have appreciating assets. Cryptocurrency: Digital currencies like bitcoin and ethereum have experienced significant appreciation in value in recent years, and Cuban is a huge supporter of this type of asset. Cuban’s Advice for Investing in CompaniesSo, what metrics does Cuban look for to determine if a company is a good investment?