--- a/whitepaper.txt	Sat Jan 02 13:36:23 2010 -0500
+++ b/whitepaper.txt	Mon Jan 04 21:17:41 2010 -0500
@@ -3,9 +3,25 @@
 All Discussions objects are basically the same.  You get a set of
 options which are inherited from the parent or provided.
 
+== Roles and Permissions ==
+
+A member can be in one of three states with respect to a resource:  
+
+ * administrator: has all rights over a resource except as set by
+   above resources;  Administrators of the root ('/') resource are
+   site administrators and have all rights.
+
+ * members:  has permissions of a resource as dictated by the
+   administrator (view, post, etc).  [different types of members?
+   groups?  probably not]
+
+ * non-members: if an agent isn't a member of a resource, they
+   generally have lowest level priveleges.
+
 == Options ==
 
-Options can be in one of three states:  unset, set, and locked.  In
+Options can be in one of three states:  unset, set, and locked (and
+set + locked).  In
 the case where the option is locked, all children inherit the setting
 as well:
 
@@ -32,4 +48,21 @@
 
 == Preferences ==
 
-Member preferences can also be set from the site level.
\ No newline at end of file
+Member preferences can also be set from the site level.
+
+= Digest =
+
+Different templates can be used to display different digest methods.
+For instance, you could display a brief form of the message with just
+the links:
+
+{{{
+Example of .ini configuration:
+
+[digest:daily]
+template = /path/to/templates/daily-digest.txt
+
+}}}
+
+This can be used to facilitate a moderated digest.  Roundup emails can
+be sent about a discussion written and editted by the moderator.
\ No newline at end of file