Drawing on a dialogical approach to skill that highlights the social, contextually situated, creative and responsive nature of skilled activity and narrative and nonnarrative features, this article focuses on the non-narrative or argumentative aspects of skill and skilled activity. In particular, it looks at how the argumentative aspects of skill play a crucial role in a key task in skilled activity. The creation of a visible sense of social and moral order from the ambiguity and vagueness that exist in any one context is a necessary move from uncertainty to certainty. This article provides a detailed examination of a negotiation between two managers. It concludes by drawing out implications for organizational practice.