Charles Best, CEO and founder of DonorsChoose, a New York City-based nonprofit that allows people to contribute to public school projects, figures he saves two seconds every time he uses a keystroke shortcut instead of a pull-down menu. To see how that adds up over the course of a career, consider the shortcut for sending e-mails, which Best estimates he uses about 200 times a day.
LEIGH BUCHANAN is an editor at large for Inc. magazine. A former editor at Harvard Business Review and founding editor of WebMaster magazine, she writes regular columns on leadership and workplace culture. @LeighEBuchanan