First, find an event you want to compete in and click "Enter". Make sure you have cash in your account to enter cash events!
Once the trading event begins, press the Buy, Sell, or Close buttons on the floating toolbar to place trades.
*Note: Click on the '?' to reveal the keyboard shortcuts.
Each competitor will begin with $100,000 "Buying Power" and "Equity". If you place profitable trades, your equity will increase. If you place unprofitable trades, your equity will decrease.
At the end of the event, the trader(s) with the highest equity will win cash prizes, tokens or a prize as defined by the terms of each trading event.
Next suggested articles: How do I win Tradeoff™ events? and What types of cash prizes do winners receive from trading events?