Timing:When you need to improve the productivity.
Keeping things as simple and as straightforward and practical as possible is important.
Step1. Strategic planning must be in line with the business goals and mission. This deals with the long-term goals of the company.
Step2. Tactical planning, on the other hand, deals which short-term goals and specific actions necessary to achieve those goals and objectives outlined in the strategic plan.
Step3. Operational planning deals with the direct day-to-day functioning of the company itself. Operational planning determines all the goals outlined in that tactical plan of the company.
Please refer to the book for more details on this activity.
Checking out a few templates to write a business plan.