Office Supplies The big three - Staples, Office Depot, and Office Supply.  Who do you buy from? Each has a loyalty program, each offers a broad selection.  Here they are for you to pick from: Staples - Fast and free delivery on all orders over $45 at Staples.com! Office Depot - Take $15 Off Your Delivery Order of $150 or More from OfficeDepot.com! Excludes Technology. Expires 3.31.2012. OfficeMax - FREE SHIPPING on most OfficeMax.com orders above $50!