Professional investment management. A professional nvestment manager—who has access to extensive research, market information, and skilled securities traders—decides which securities to buy and sell for a bond fund. Professional management can be a valuable service because few investors have the time or expertise to manage their personal investments on a daily basis or to investigate the thousands of bonds available in the financial markets. Daily liquidity. Shares in a bond mutual fund may be bought or sold whenever an investor chooses; in other words, the fund offers liquidity. In addition, most bond funds offer options such as checkwriting and telephone redemption to make bond nvesting more benefits are generally not available to.