[4]  This option allows us to account for information about the rates and size of trades that have occurred over a number of days, even if the volume on any one of those days was not sufficient to publish a reliable measure of the cash rate.
They build the overarching structure for the more specialised coordination and consultation procedures. The guidelines make specific recommendations to each member state and to the Community and are endorsed by the Heads of State or Government. However, they are politically but not legally binding and there are no really effective instruments for enforcing their implementation.