Glue Dots. Need to stick things.... click here and receive a free sample of Glue Dots.
Need pens? Accu-line will provide you with a free sample pack. Just click here.
Need to direct mail your neighborhood? Click here and the post office will provide you with all the info you need for free.
Use Intuit? Click here for a free iPhone reader.
Are you a non-profit organization? Click here for free office furniture.
You can find free office furniture, among other things, on The Freecycle Network. Check it out by clicking here.
You should also set up a Google alert for the term "free office supply samples". This will keep you in the loop when offers crawl across the web.