Multiple different roles to aid the parkrun on Saturday mornings. Different roles: 1) Time keeper – stop watch to time the runners. 2) Position tokens – giving out the tokens to the runners as they finish. 3) Barcode scanner – scanning the runners barcodes as they finish. 4) Marshal – standing out on the course to make sure the runners go the correct direction. 5) Tailwalker and parkwalker – walking behind the last runner to make sure no-one is left behind. 6) Carpark marshal – helping people park sensibly in the carpark. 7) Photographer – taking photos at the event for our Facebook page. 8) Pre-event set-up – helping setting up the run before the event. 9) Finish token sorter – sorting all the tokens out at the end of the run. 10) Report writer – writing a short report about the run for the Facebook page.