There are many benefits to composting programs. Compost helps to enrich the soil, helps to retain moisture, suppress plant diseases and pests, reduces the need for chemical fertilizers, helps to create a healthy soil food web which increases nutrient values in food grown, and lowers your carbon footprint. 

Many household items can be composted, including fruits and vegetables, eggshells, coffee grounds and filters, tea bags, nut shells, shredded paper, newspaper, and cardboard, yard trimmings, grass clippings, hay, straw, leaves, sawdust, woodchips, hair, fur, ashes etc. 

There are some items which should not be added to compost, including dairy products, fats, grease, lard, oils, meat, fish bones, and pet waste.