Lookout is lightning-fast search for your e-mail, files, and desktop integrated with Microsoft Outlook. Built on top of a powerful search engine, Lookout is the only personal search engine that can search all of your e-mail from directly within Outlook - in seconds. You can use Lookout to search: E-mail messages, Contacts, calendar, notes, tasks, data from exchange, POP, IMAP, PST files, public folders, and files on your computer or other computers.
Just enter your search and press enter. Results are instant. Lookout will find your search terms hiding nearly anywhere in your Outlook mailbox - subjects, bodies, phone numbers, addresses, etc.