There are several techniques that businesses can use to plan and manage their production capacity. Some of the most common techniques for capacity planning include:

1. Resource forecasting: This involves forecasting demand for a product or service and then assessing the resources needed to meet that demand. This may include analyzing the availability of labor, machinery, and other resources to determine whether the business has the capacity to meet expected demand.
2. Utilization analysis: Utilization analysis involves assessing the capacity of existing resources, such as machinery or labor, to determine whether they are being used to their fullest potential. This can help businesses identify areas where they may be able to increase production capacity without investing in additional resources.
3. Bottleneck analysis: Bottleneck analysis involves identifying areas of the production process where production capacity is limited by a particular resource or process. By identifying these bottlenecks, businesses can focus their efforts on increasing capacity in these areas in order to improve overall production efficiency.
4. Capacity cushion: Capacity cushion is the amount of extra capacity that a business builds into its production process in order to account for unexpected changes in demand or other variables. By maintaining a capacity cushion, businesses can ensure that they have the resources they need to respond to unexpected events without incurring significant costs or delays.
5. Outsourcing: Outsourcing is the process of hiring another company to perform a particular function or provide a service. This can be an effective way to increase production capacity without investing in additional resources. However, outsourcing also comes with its own set of risks and challenges, and businesses must carefully evaluate the costs and benefits of outsourcing before making a decision.

These are just a few of the techniques that businesses can use for capacity planning. The specific techniques that a business chooses will depend on a variety of factors, including the nature of the business, the resources available, and the level of demand for the product or service.