If you wish to increase the amount of resources assigned to your private cloud environment, it is a nice, straightforward process.
Step 1: Go to your private cloud service
Step 2: Select Resources
Step 3: Review what resources you have spare
Step 4: Click on "Upgrade/Downgrade" Move the slider to increase the resources now needed. Please be aware if resources are assigned to a VPS you will not be able to downgrade.
Step 5: Confirm you are happy with the changes and charges, and if so, click submit