They should be one of the primary posters of new material.
I expect them to go out "hunting" for new material to post into their forums to stimulate new discussions.
Ideally, this would happen at least 2-3 times a week.
If your time permits, daily would be even better.
The Internet is a vast ocean of information, the key is in knowing where to look and then bringing it back into SnoWest for all of the members to find and put to use.