To upgrade your subscription simply choose the subscription package you wish to upgrade to and click on Select this plan.
Once you have chosen your plan you will be directed to payment information page.
Within the order summary you can select the connect and/or SMS packages and enter the units for each selection.
These will be added and displayed in your subscription specifications after your payment is made If these are not required simply leave the options deselected. This will be visible on the summary but you will not be charged.
Under the specifications you will also be able to see the subscription package you are currently using.
Access to your billing will be available only after making a subscription payment. Billing is accessible via Account > Billing. Your billing contains the following: