This is the phase where we choose appropriate interventions and tactics to implement the desired change to the customer. Tactic is

a means to transfer idea that crystallized along the process of therapeutic intervention. Therefore, this phase contains the widest part, the extraordinary diversity of approach. Here we need to plan how to intervene, and how to present the solution in order to achieve the defined results, whether to use the paradoxes or metaphors? Whether to offer writing, or painting, etc.?