Adding a Resource group to a resource is optional. 

Resource groups can be used as a planning option within both Graphical plan boards (change Settings on the plan board to plan by resource group).

A resource's link to a resource group can optionally have an expiration date setup.  

 

 

 

Standard procedure

1.	Go to Work order project planning > Resources > Resources.
2.	In the list, find and select the desired resource.
3.	Click Add.
4.	In the Resource group field, enter or select a value.
5.	In the Expiration field, enter a date and time.
6.	Click Save.