This process will allow user to switch between usable Sim card online by themselves. This will help user to save time from calling and activating the card. Some of the benefits of this options are - 1. Easily switch phone even it has different Sim type (mini, micro, nano). 2. Options to use old Sim (phone) right away if it is lost or stolen. 3. Save time and money for company and client. 4. Better customer service.