Changing your style of play.

To strategically alternate your play between conservative and aggressive.

Adjusting play from loose to tight or vice versa.

A player "changes gears" when they adjust their play during a game. i.e. Playing tight after playing extremely loose.

when a player switches their style of play e.g. tight to aggressive.

The term used when a player adjusts his style of play, designed to generate uncertainty and create a style of play difficult to follow.

When a player changes his style of play to confuse his opponents, or to respond to changes in the game.