Do it Yourself

Other than filing expenses, it's hard to imagine a duller office chore than updating your address book. But help might be at hand. Sean Parker, a co-founder of Napster, is here to help. The onetime online-music exec is the mind behind Plaxo ( plaxo.com ), a company providing free, easily downloaded software that integrates with Microsoft Outlook to keep your address book up to date. So long as your contact is also a Plaxo user, any changes to his or her phone number, e-mail address or postal address will be automatically sent to your PC or PDA and entered into your...