Cloud computing is growing in importance for GIS professionals. Reasons for its importance include cost, scalability, flexibility and rapid deployment. Cloud infrastructure allows GIS users to systematically or temporarily increase their computing power and data storage capacity without impacting their local IT infrastructures. Users are choosing this because of the Cloud’s elastic scaling and load balancing features in other words, its ability to extend an organization’s capabilities to support larger audiences and handle peak loads during the busiest times. In addition, the cloud environment involves zero Up-front capital investment, complete access by any device anywhere and at any time with low system administration cost.