Tripware's primary product, OutBook, allows business travelers to plan, book and manage all their business trip needs using Microsoft Outlook 2007. Travelers can also use OutBook to book flights on well over 20 airlines including American, Delta, United and US Airways. Tripware will continue adding low-cost and regional carriers in coming months.

Based on an unscientific comparison with other online travel services, Tripware holds up well. Prices are comparable to those on Travelocity and Expedia, at least for the trips this writer checked.

What really makes Tripware unique is Behavioral Travel Management, which is the big name given to Tripware's ability to learn from your trips and the preferences you submit. Tripware then uses that knowledge of how you have chosen to travel in the past to suggest options for your upcoming trips.

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