E-commerce is soon emerging as a potent alternative to the traditional businesses. e-business with the case and comfort of technology. Through ebusiness an entrepreneur can virtually tap the markets spread across the globe. In this particular book we have tried to provide a user friendly insight into thedomain of e business. About Author : S Pankaj has more than 6 years of industry experience. Starting his career with the house of Tatas he gradually shifted on to research and consulting industry. In his next assignment as Franchisee Manager with Bisleri, he was instrumental in bringing about a strategic change in the region of operations. Contents : IntroductionFactors Effecting E-CommerceDigital Signature and its application in E-commerceSupply Chain management in E-commerceLegal framework for e commercecase studies