1.Select Settings>Account to give the Account Summary page.
2.Click Manage Subscription to give the Subscription Summary page.
3.Click Change Subscription to give the Change Subscription page.
4.Select the number of Transmitter-Sensors you wish to subscribe to, then click 
.
| Note: | You must increase your subscription appropriately before you add any further Transmitter-Sensors. It is assumed that you will not subscribe to more Transmitter-Sensors than you actually have (or intend to have in the future). |