Deregulation affects only the electric and/or gas supply part of the business, giving you a choice of the company that produces or supplies your power.
Electricity
Electricity supply is the electricity itself, which is generated in power plants and transmitted across high voltage lines to substations.
Delivery, also called distribution, is the process of delivering electricity supply along a network of power lines.

Gas
Gas supply is the natural gas itself, which is produced at a well, refined, and transported through transmission pipelines to local distribution points.
Delivery, also called distribution, is the process of delivering gas supply to you through local distribution pipelines.
