MY company is manufacture and we had made contract with toys r us. They have asked that we intergrate EDI program service. can anyone here help me about EDI system? is it something regular IT guy can do when we buy software? or Do I need some 3rd party's external service? if we need , could you recommend one? Actually, we are very small company and do not know what EDI does exactly. your small help will be very appriciate..