Definition: Planning in advance what to do? How to do? Who is going to do? Planning is a fundamental management function. The manager must have an idea of how to do a task. Planning is related to the creative mind and improvement. So, the objective of the firm can be achieved.
Planning bridge the gap between where we are and where we want to go. planning is at all level. For example housewife before making food, plan on how to do this where to get vegetable, etc.