Updated posting guidelines

[SVN r22566]

more/discussion_policy.htm

@@ -32,7 +32,7 @@ and dies.</p>
 <dl>
   <dt><a href="#acceptable">Acceptable Topics</a><dd>
       <dt><a href="#unacceptable">Unacceptable Topics</a><dd>
-          <dt><a href="#quoting">Quoting and Message Size</a><dd>
+          <dt><a href="#quoting">Effective Posting</a><dd>
               <dt><a href="#behavior">Prohibited Behavior</a><dd>
                   <dt><a href="#culture">Culture</a><dd>
                       </dl>
@@ -58,13 +58,14 @@ will let you know.</p>
     newsgroup instead.</li>
   <li>Job offers.</li>
   <li>Requests for solutions to homework assignments.</ul>
-<h2><a name="quoting"></a>Quoting and Message Size</h2>
+<h2><a name="quoting"></a>Effective Posting</h2>
 
-<p>Please <b>limit the amount of quoted text</b> in replies to this
-list.  Some people have to pay for, or wait for, each byte that they
-download from the list.  More importantly, it will save time and make
-your post more valuable when readers do not have to find out which
-exact part of a previous message you are responding to.
+<p>Please <b>prune extraneous quoted text</b> from replies so that
+only the relevant parts are included. Some people have to pay for, or
+wait for, each byte that they download from the list.  More
+importantly, it will save time and make your post more valuable when
+readers do not have to find out which exact part of a previous message
+you are responding to.
 
 <p>A common and very useful approach is to cite the small fractions of
 the message you are actually responding to and to put your response
@@ -107,9 +108,12 @@ href="http://www.tinyurl.com">tinyurl.com</a>. Citing the relevant
 portion of a message you link to is often helpful (if the citation is
 small).
 
-<p>Don't forget, it's a single writer but there are many readers.
-So, saving some time for the readers is worth spending extra
-time when writing a message.
+<p>Don't forget, you're a single writer but there are many readers,
+and you want them to stay interested in what you're saying.  Saving
+your readers a little time and effort is usually worth the extra time
+you spend when writing a message.  Also, boost discussions are saved
+for posterity, as rationales and history of the work we do.  A post's
+usefulness in the future is determined by its readability.
 
 <p>The mailing list software automatically limits message and
 attachment size to a reasonable amount, typically 75K, which is
@@ -117,6 +121,22 @@ adjusted from time-to-time by the moderators.. This limit is a
 courtesy to those who rely on dial-up Internet access.
 </p>
 
+<p><b>When starting a new topic, always send a fresh message</b>,
+rather than beginning a reply to some other message and replacing the
+subject and body.  Many mailers are able to detect the thread you
+started with and will show the new message as part of the original
+thread, which probably isn't what you intended. Follow this guideline
+for your own sake as well as for others'.  Often, people scanning for
+relevant messages will decide they're done with a topic and hide or
+kill the entire thread: your message will be missed, and you won't get
+the response you're looking for.
+
+<p><b>Do not reply to digests</b> if you are a digest delivery
+subscriber.  Your reply will not be properly threaded and will
+probably have the wrong subject line.  Instead, you can reply through
+the <a href="http://news.gmane.org/gmane.comp.lib.boost.devel">GMane
+web interface</a>.
+
 <h2><a name="behavior"></a>Prohibited behavior</h2>
 <p>Prohibited behavior will not be tolerated. The moderators will ban
 postings by abusers.</p>