This is the 6th Annual campaign for Keep Britain Tidy and you can find full details at https://www.keepbritaintidy.org/get-involved/support-our-campaigns/great-british-spring-clean . Individuals and groups can take part. When choosing an area be sure that it is safe for you to be there ie there is a wide verge or a footway to stand on and you wear suitable clothing so you can be seen by motorists. Please read all of the safety information on the site before getting started.