Page Content Help Spread the Word Spring 2025 Litter Sweep Social Media Toolkit Download a ZIP file of social media images and how-to guide for creating posts. Resources Litter Sweep Volunteer Cleanup ProceduresPDF • 1MB • February 11, 2025Litter Sweep Volunteer Safety Rules & GuidelinesAdopt-A-Highway safety procedures (English translation)PDF • 70KB • October 25, 2011Reglas y Lineamientos de Seguridad para VoluntariosAdopt-A-Highway safety procedures (Spanish translation)PDF • 11KB • December 5, 2001Litter Management CoordinatorsWebpage Litter Sweep PosterPDF • 7MB • February 11, 2025Litter Sweep Postcard (Single)PDF • 1MB • February 3, 2025Litter Sweep Postcards (Four Count)PDF • 1MB • February 3, 2025Litter Sweep 'Certificate of Appreciation' RequestPDF • 465KB • February 3, 2025 Last updated Feb. 11, 2025