Six Miles is long enough. The purpose of the event is to encourage you to exercise with a smile. A 10k ish distance, you can walk, run or jog. It's up to you how you complete the distance as long as you finish with a smile.
Upload your time to the SiEntries website. When you have completed the distance your medal with a smile will be on its way.
Add you Strava account to the Update My Details screen so that it is displayed next to your name in the results. You can also add your other social media accounts.
You have until the end of June 2021 to S.M.I.L.E virtually.