These players are paid no less than the average of the top five salaries at their position (hence the controversy between wide receiver and tight end for Graham). An exclusive franchise tag prevents players from negotiation with other teams, while a non-exclusive tag permits discussions with outside parties.
Conversion: a change in the form of a measurement, different units, without a change in the size or amount.
The Vocabulary of Transformation Geometry. In short, a transformation is a copy of a geometric figure, where the copy holds certain properties. Think of when you copy/paste a picture on your computer. The original figure is called the pre-image; the new (copied) picture is called the image of the transformation.