Here are some Small Account Secrets For Indices | Trade S&P500, NAS100 and US30 Safely. Learn how to trade indices on a small account with the Indices Contract Size School video. Trading US30 with a small account can be impossible on regular brokers, contract sizes make all the difference. Learn how to trade US30 with a small account with INGOT brokers. Trade NASDAQ100 with a small account after watching this video. Trading with indices on a small account balance is only safe with small contracts.