The nature of the Omniverse is beyond Spatial-Temporal Understanding on many levels. The sheer scale of its existence itself is beyond imagination. It also operates on levels that often seem contradictory or conflictual.
Demand planning refers to the process of forecasting consumer demand for a company's products or services well into the future, sometimes as far into the future as one year.
The goal of production planning is simply to maintain flow. The individual in charge of production planning adjusts the workforce and process flow to obtain a regular use of company resources with minimal downtime, minimal bottlenecks and a level of output consistent with all the resources being put into the process.