Recycling activities consist of: separating, collecting, packaging, selling, and delivering recyclable materials; developing new market sources and maximizing revenue opportunities; monitoring and promoting residential and commercial participation to increase the number of participants and the tonnage recycled; answering inquiries and providing information to residents and others about the recycling program; and controlling the quality of recyclable materials. The collection, processing, and sale of earth products, e.g. compost and woodgrindings, are included in the Earth Products program.