Office supplies is a generic term which means all supplies that are regularly used by businesses within their offices and other organizations. This can range from governments to private citizens, that deal with the refinement, collection and information output, and this can be referred to as paperwork. Office supplies, will include many small items and devices such as laminators, staples, binders, paper clips, hole punchers, paper and writing utensils like pens/pencils and markers etc. Office supplies will also include higher cost equipment like computers, furniture, photocopiers, printers, fax machines and cash registers. Typewriters and adding machines have been replaced by two medium to high cost items these being PCs and word processors. The office supply industry is thought to be worth around US$ 225 billion and still growing.