Online brokerages are dangling a new temptation in front of investors: FREE trading commissions!! That’s right, buy or sell any stock or exchange-traded fund and pay nothing!   But the Wall Street Journal warns: investors should think carefully before they jump in. Why? For one thing, investors can fall into the trap of trading too much when they don’t have a bill to pay—possibly and PROBABLY hurting their returns! When the market becomes an all-you-can-eat buffet, you may put too many trades on your plate and find yourself losing money in one of three ways. We'll review those three ways pointed out by the Wall Street Journal,  and the anti-dote--having a clear, written DEFINED strategy for building retirement wealth the SMART WAY. Don't miss today's show, MASTERING MONEY is on the air!!