It yields products that frequently become entrenched in conceptual structure and grammar. It often performs new work on its previously entrenched products. For the most part, conceptual integration is a routine, workaday process that escapes detection except on technical analysis. It is not reserved for special purposes, and is not costly. Blending occurs during on-line dynamic construction of full meaning.
Blends recruit from entrenched structures and local context.
In both cases, the central inference is constructed in the blend. The projection is selective. Through completion and elaboration, the blend develops structure not provided by the inputs. Inferences, arguments, and ideas developed in the blend can have effect in cognition, leading us to modify the initial inputs and to change our view of the corresponding situations. Blending operates according to a set of uniform structural and dynamic principles.