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You will also see the defaulted rate show up to the right of this dropdown, so you can be aware of the scale of the change you're making. Once you've set a new rate, click Add. You'll see the new default Utility Rate Escalator appear in the list below.
As you can see you will also be able to remove the default you set by clicking the trashcan to the right of the rate. This will set the Utility Rate Escalator back to the system default.
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