The document discusses how TradeBank allows businesses to barter goods and services using trade dollars instead of cash. It provides an example of a company exchanging $495 USD for $500 in trade dollars. The company then uses the trade dollars to purchase $20,790 worth of t-shirts for $6,737.50 in costs, resulting in a $15,284.50 profit. It outlines how businesses can use trade dollars to pay for various business and personal expenses.