Another construct for grouping together resources. Things that run together, might get decommissioned together, policies, etc.

1. I can create n number of resources under a subscription
2. Can not nest resource groups i.e. can’t put one RG in another RG.
3. It is not a boundary for access
4. 1 resource can be a member of only 1 RG
5. created in an Azure region

references: