ContentsPart A: What is M-Commerce? 2Part B: Terminologies and Standards 2Part C: Features and Benefits of M-Commerce 3Part D: Services 3, 4Part E: Limitations of M-Commerce 4Part F: Conclusion 4Part G: References 5What is Mobile Commerce?M-commerce (mobile commerce) is the buying, selling, or transacting of goods and services via wireless devices such as cell phones and PDAs. Or simply, any electronic commerce conducted via wireless devices (e.g. cell phones) over any network, especially the Internet. Some terminologies & Standards used in M-Commerce GPS: Global Positioning SystemA system of satellites and receiving devices used to locate positions on Earth PDA: Personal Digital AssistantIt is a portable wireless computer. SMS: Short Messaging ServiceIt allows us to send simple text messages.  EMS: Enhanced Messaging Service Allows us to send simple melodies, images, sounds, animations and formatted text.  MMS: Multimedia Messaging Service It allows us to send multimedia messages.  WAP: Wireless Application Protocol It is an international standard for mobile Internet access.  Smart Phone: Cell phones with Internet accessA combination of a cell phone and a PDA. GPRS: General Packet Radio ServiceOne of the latest advances in wireless data. It is used in GSM (global system for mobile communications) for transferring data in packets. Features and Benefits of M-CommerceMobility Users can carry cell phones or other mobile devices with them anywhere. Reachability With a mobile phone a user can be contacted anywhere and at any time. Convenience These devices can store data and have advanced features and are easy to use. Instant Connectivity Users can instantly and easily connect to the Internet via their wireless devices anytime, anywhere. Location-Based Services By knowing a user's interests, sellers can send user- or location-specific advertising messages.Mobile ServicesSome services offered in m-commerce are:-Entertainment• Music• Games• Graphics• VideoCommunications• Short messaging• Multimedia Messaging• Advertising Messaging• Email• Video – ConferencesTransactions• Banking• Shopping• Auctions• Reservations and ReservationsInformation• News • Sports • Jokes • Directory Services • Maps • Traffic and Weather • Stock Market Limitations of M-Commerce Capacity limited storage of devices Sites difficult to navigate Small size of mobile devices (screens, keyboards etc.) Insufficient bandwidth Power consumption limitations Poor reception in some places (such as tunnels)ConclusionWithin a few years, there will be over one billion mobile phone users worldwide and most mobile phones will be connected to the Internet.