“…Fourth, a cloud environment also allows easy change in IT solution whenever there are changes in the business environment. The increased agility/adaptability [23], [26], [27], [28], [29], [30], [25] and flexibility/scalability [11], [12], [13], [14] further create an illusion of availability of infinite resources in the users' mind [18], [23], [26], [31], [32], [21], [33] while creating a greener computing environment [25]. This flexibility also improves business continuity, mobility, and productivity [34].…”