Illustrates some of the challenges that electronic commerce practitioners a
nd researchers face. A theoretical framework for Web users' behaviour is de
veloped. Research themes or questions concerning relationships between cros
s-national differences, demographics, perceived threats and Web use; assess
ment of on-line information for different categories of product; influence
of people's technology resistance on attitudes toward, and behaviours regar
ding, online shopping; and how these factors affect people's attempt to ext
ernalize costs (e.g, transaction costs) are outlined. The article analyses
different decisional contexts for Web shopping, comparing commodity product
s to products that require engineering support; while the hype is generally
on the first, customized and specialty products may be more attractive fro
m a business perspective. Internet commerce of technical products, in the c
ontext of corporate purchasing, has been largely ignored. After reviewing t
he existing literature, the article concludes by presenting future research
challenges and practical implications for organizations willing to take ad
vantage of the opportunities the Web offers.