The creation of the treatment plan

Why is it important for the client to collaborate in the creation of the treatment plan? Who owns the treatment plan? What if your goals are different from your client? Provide an example to support your response.
This discussion question meets the following NASAC Standards:
11) Tailor helping strategies and treatment modalities to the client's stage of dependency, change, or recovery.
77) Facilitate the client's engagement in the treatment/recovery process.