 Finally, the 'Gradual Turning of the Screw' approach is similar to the 'Try-and-See' method in that it makes a threat but then "relies the threat of a gradual, incremental increase of coercive pressure rather than threatening large escalation to strong, decisive military action if the opponent does not comply".When using the coercive diplomacy strategy, it is important to understand that policymakers may shift from one variant option to another depending on the success of each step taken.Among the numerous theories on coercive diplomacy, Peter Viggo Jakobsen's (1998) "ideal policy" succinctly identifies the four key conditions the coercer must meet to maximize the chance of success to stop or undo acts of aggression