High Quality Content by WIKIPEDIA articles! Full `sales outsourcing` is observed where companies have an external third partysales force. It is differentiated from value added reselling or distribution in that the business model can be based on shared risk, although there are models where the outsourcer is paid for all of their activity - just as with a hired direct sales force, but the outsourcer provides rapidity, flexibility and experience. Other names for sales outsourcing include `indirect sales` and `channel sales`.