You will find brokerages, auctions, wholesalers, importers, exporters etc. If you are in the position to purchase large scale than these sites will probably be of benefit to you.

Bid4Assets-A pretty cool site that lists private and government auctions.

Cheaper than Dirt-Large inventory of sports equipment especially for the outdoor hunter.

Dropship Dealer-If you want to order these catalogs this is one of the cheapest place on the net I've found.

EbigChina-You'll find thousands of Chinese companies to deal with here.

First Gov Auction Site.

Global Sources-If you are into volume buying this is the site to visit.

Go4Japanese Business-Connecting businesses worldwide.

H S Gear-Carries military, tactical, shooters, plus EMS gear and much more including surplus items, clothing and essential tools. Much here of interest for the outdoors man or woman.

Liquidation.com-Fascinating site where they'll showcase a list of products. Highest bidder wins the day. A lot of good deals

Mountain Parameters- is a reseller of Computers and Computer Components, Consumer Electronics, Consumer Batteries, VHF Communications Equipment, Solar Power Equipment, Cold Fusion Hosting, and Domain registrations. US-Canada

Online Trader-Excess inventory trading center. ME

Philexport-If you are interested in purchasing products from the Philippines than you'll find a large variety from mangoes to furniture plus links to other export associations..

Surplus Shed-buys, sells, and trades government and other surplus and used optical and electronic items.

Trade India-Many hundreds of import/export companies, buy and sell forum and more. Very huge site.