These pages provide links that may be useful to Supplyline readers.
The Wholesale market page describes how the market works, and includes links to external sites which provide market information.
The System Operator page explains Transpower's role as the System Operator, and includes links to various useful parts of the System Operator website.
The Climate, weather and inflows page is a list of links which may provide useful information on wind and water.
The Energy efficiency and consumer advice page provides links which, while not specifically related to security of supply, may be useful to business customers.