This paper presents the e-SUIT, a wearable computer incorporated in a traditional business suit. A key feature of the system is an array of input/output devices integrated into the garment. These devices are connected to a network bus incorporated into the suit jacket. The network connects the jackets sensors and I/O with a Compaq iPAQ . operating Windows CE. The iPAQ is connected to the users personal information systems via a wireless LAN. Demonstrated within is an application allowing the e-SUIT to control the factory installed Microsoft Pocket Outlook ? . Pocket Outlook is a functioning business class application that allows the proof of concept testing to be performed on an integrated product used in the marketplace