To do capacity planning effectively, you need to follow a systematic process that consists of four steps. Forecasting the demand involves estimating the quantity and timing of the demand for your products or services, based on historical data, market trends, customer feedback, and other factors. Analyzing the capacity involves measuring the current and potential capacity of your resources, based on their availability, performance, quality, and constraints. Identifying the gaps and opportunities involves comparing the demand and the capacity, and finding the areas where there is a mismatch or a room for improvement. Lastly, planning the actions involves deciding what actions to take to close the gaps or exploit the opportunities, such as hiring more staff, buying more equipment, outsourcing some tasks, or changing the processes.