Monitoring+wikis

Can monitor page editing and discussions. (from Wikispaces Help)
 * To receive e-mail notifications for a specific wiki page:**
 * Go to the page you would like to receive notifications for.
 * Click on the "notify me" tab at the top of the page.
 * Change the monitoring preference.
 * Click "Update Monitoring."
 * To receive e-mail notifications for an entire wiki:**
 * Go to "Recent Changes."
 * Click the "notify me" tab.
 * Change the monitoring preference.
 * Click "Update Monitoring."
 * Once you do this, you will receive e-mail updates when any user other than you makes a change to the page or wiki.