How to Product Source Like a Big Guy

4. There are plenty of sites on the Web that allow you to comparison shop against your vendor, Joseph noted. Sites he recommends include WholesaleCentral.com, CloseoutCentral.com, GetThatWholesale.com, WholesaleHub.com, WholesaleGopher.com and others.

5. Be suspicious. “If someone comes in with too low of a price point, be very wary,” Joseph cautioned. “It may not be legitimate.”