Creating practical capacity Use this procedure to manually create a Practical Capacity. Select TrueCost Configuration. Open a TrueCost configuration. Select the Practical Capacity tab and on the list of Practical Capacities, click Create. Specify this information: Practical Capacity Specify a name for the Practical Capacity. Description Specify a description for the Practical Capacity. Dimensions Select the required dimensions. Volume Dimension Select one from the enabled dimensions. Capacity allocation will be calculated for the summary dimension of the specified Volume Dimension. Click Save.