Our advice
The planner, a key member of the project management team

Every project is unique. Even if the object resulting from the project seems identical to that of a previous project, the project will be at most similar. While templates are useful for saving time, duplicating them without thinking through the specific problems of the new project runs a major risk.

Mastering deadlines is the result of teamwork... even if the planner is the expert in the function, and the one able to use the corresponding methods...