Impulse buying is a strange phenomena. It is something that makes one happy while surely ruining budgets. This book explores the consumer impulse buying behavior in an online context. With the flourishing future of E-businesses, marketers and entrepreneurs should look ways to tap this nature of consumers. The book examines the factors that influence unplanned purchases in an online environment. The factors highlighted in the book are from Pakistani consumers' perspective, where online shopping is fast becoming the convenient way to buying products.