Banc of America Investment Services (BAI) is the primary retail brokerage unit of banking powerhouse Bank of America. Banc of America Investment Services, Inc. offers online brokerage services for do-it-yourself investors; customers with a balance of more than $25,000 get up to 30 free trades per month. BAI provides access to stocks, bonds, options, mutual funds, exchange-traded funds (ETFs), as well as investment research, retirement accounts, and college savings plans. Banc of America Investment Services, Inc. offers full-service financial advisory services to clients with investable assets in excess of $100,000. BAI is a part of Bank of America's Premier Banking and Investments division.