International Journal of Computer Applications
Mobile commerce enables access to tangible & intangible products and services regardless of the location of either buyer or seller, in many situations the specific location of the buyer and seller is critical to the transaction. A host of new location-based applications and services are emerging with significant implications for the future of m-commerce. One of the main goals of mobile data access is to reach the ubiquity inherent to the mobile systems: to access information regardless of time and place. Data replication not only ensure the availability of the data but also reduce the communication cost, increase data sharing and increase the safety of the critical data.