You could start looking at the documentation
https://techdocs.broadcom.com/us/en/ca-enterprise-software/business-management/clarity-project-and-portfolio-management-ppm-on-premise/16-1-0/Using-Classic-Clarity-PPM/project-management/owb-manage-projects-with-open-workbench/owb-add-project-tasks-and-assign-resources.html#concept.dita_6570049937432106adda846a0a2c04a09eca3d60_SetResourceLoadingPatternsor if you like in the legacy documentationhttps://techdocs.broadcom.com/content/dam/broadcom/techdocs/us/en/dita/ca-enterprise-software/business-management/clarity-project-and-portfolio-management-ppm/legacy/topics/ca-ppm-14-2.pdfPage 443