If a customer makes a payment for more than what is due for the account, which entity contains the logic for how this overpayment should be handled?

For a customer to receive a Subscription communication, what must they have?

Your client has the following requirements:
Many customers are installing their own solar electrical generation equipment. When these customers generate more electricity than required for their own use, the surplus can he exported back to the power grid.
In order to measure this generation, we have installed special scalar devices. These devices have separate registers to measure the energy generated (export) and the energy received (import) from the National Grid. Both reads will be stored in kWh, but the import is subtractive and export is consumptive.
What solution should you choose to configure the measuring component types for these specific requirements?

Which four statements correctly describe what a Service Agreement Type controls? (Choose four.)

Which three statements are correct for Adjustment Types? (Choose three.)