Abstract: Electronic commerce which also known as e-Commerce is a type of business model or segment of a larger business model which it enables an individual or firm to conduct business over an electronic network, typically the internet. Electronic commerce operates in all four of the major market segments which are business to business, business to consumer, consumer to consumer and consumer to business. In this study, researchers present an overview of mobile commerce for electronic commerce. Researchers focus on the how to successfully define, architect and implement the necessary hardware/software infrastructure in support of mobile commerce. At the end of this study, researchers summarize technologies, issues and applications in mobile commerce.