The Swimlane Timeline Professional Edition adds the ability to read and visually interact with SharePoint Task Lists in addition to MS Project MPP files, Excel files and Project Server schedules. Upgrade to the Professional Edition also includes rights to an additional two years of version upgrades and software support. 

On the Shopping Cart page, use the "Add a note for the seller" option to specify the Swimlane Timeline Serial Number(s) you want upgraded and renewed.