An m-commerce (mobile commerce) business model allows customers to complete every steps of the commercial transaction by utilising mobile phones rather than visiting to the physical or brick and mortar store. The experts of technology predict that the mobile wireless communications by 2020 are possibly to be available to anywhere and anyone throughout the globe at very low cost. But it is important to develop and maintain the trust and satisfaction of customers as well as reducing their risks involved in online payments and transactions. It is specifically true in case of cross-border consumption, as less familiarity with the overseas systems and policies makes it more complex for end users to comprehend their rights and easily use mobile devices for online purchasing. In this regards, the report here is inculcating about development of m-commerce by scrutinising the enabling tools, the mobile commerce impact on the business world and the evolving battle of Android and Apple IOS. Also, the online security issues and ethical and legal concerns for the sellers are discussed at the end