The warning period is a 2 year period (Apr 2018 to April 2020) for partners using and reporting VMware vCloud SP Standard Bundle (5 pt) as of April 2018, to continue use and report usage on the Standard Bundle (5pt). The warning period also refers to a transition period during which you should select the next appropriate bundle from the Program. For the avoidance of doubt, the last month you can use this bundle is March 2020, usage to be reported in April 2020.