Awesome work on the walls! Keep up the good fight.
Anyone can make a blog entry and submit it for approval. Approval is quick and easy.
I would encourage this, for a start. It shows a dedication to maintaining something as compared to asking for a resource which may never actually be used.
If you do this, please date your post (i.e. “There will be a basic electronics class on Saturday.” is not as helpful to folks as “There will be a basic electronics class on Saturday, February 27, 2007 at 7PM.”).