Two mailing lists are maintained by NA3 for the purposes described below.

na3-gridificationateu-eela.eu
http://eu-eela.eu/mailman/listinfo/na3-gridification
This is a public list devoted for applications supported by EELA-2.
This list is used by the NA3 activity to send announcements, opportunities and to exchange best practices.
The average number of messages sent is around 1 per week.

na3ateu-eela.eu
http://eu-eela.eu/mailman/listinfo/na3
This is a restricted list used by the NA3 management. The members of this list are the NA3 managers and task leaders + the EELA-2 Management Board (MB)
Nevertheless feel free to address relevant questions to this list. However, keep in mind that messages from non-members are moderated.