propose to refine Charter Update process (#92)

* propose to refine Charter Update process

specify what/what/when to update group charters following the discussion at [https://github.com/w3c/charter-drafts/issues/259](https://github.com/w3c/charter-drafts/issues/259)

* Update process/charter.html

Co-authored-by: Philippe Le Hegaret <plh@w3.org>

process/charter.html

@@ -344,26 +344,24 @@ <h2>4. <a id="approval" name="approval">Charter Approval by
 by sending email to <a
 href="mailto:w3t-comm@w3.org">w3t-comm@w3.org</a>, or the Head of Communications forwards the W3M action for information.</p>
 
-<h3 id="extension">Charter Extension</h3>
+<h3 id="extension">Charter Extension and Update</h3>
 
 <p><strong>Note:</strong> Is the Group aware that its charter is being extended? Please inform the group before discussion within W3M.</p>
 
 <p>W3M resolved to adopt the <a href="https://www.w3.org/2015/04/charter-extensions.html">Policy on W3C Group Charter End Dates</a>, effective 18 June 2015.</p>
-</p>
 
 <p>If W3M resolves to extend a charter, the Strategy or Project Lead (or delegate) sends e-mail to the
 Comm Team in the form of an extension announcement; see the
 <a href="https://www.w3.org/new-doc-from-template?location=%2FTeam%2Ftemplates&amp;template=%2Fafs%2Fw3.org%2Fpub%2FWWW%2FTeam%2FTemplates%2Fcharter-extension.html&amp;submit=Continue...">charter extension template</a>.</p>
 
 <p>The Comm Team sends extension announcements to
-w3c-ac-members@w3.org and cc's chairs@w3.org. It is a good practice to forward the announcement to the public list of the group, and to follow-up on public-new-work.</p>
+w3c-ac-members@w3.org and cc's chairs@w3.org. It is a good practice to forward the extension announcement to the public list of the group, and to follow-up on public-new-work.</p>
 <p>The Comm Team updates
 the <a href="/Member/Groups">list of groups</a> accordingly via the <a href="https://www.w3.org/groups/search">Groups DB</a>.</p>
 
-<h4>Updating the Charter End Date in the Charter</h4>
-
-<p>When a charter is extended, the Team Contact modifies the Charter in place as follows:</p>
-
+<h4>Updating the Charter</h4>
+	<ul>
+	<li>When a charter is <strong>extended</strong>, the Team Contact (or Comm Team) modifies the Charter in place as follows:</li>
 <ul>
 <li>The "End Date" in the table at the top is modified in place.</li>
 <li>Any update to the Chair(s), Staff Contact(s), etc.</li>
@@ -372,6 +370,13 @@ <h4>Updating the Charter End Date in the Charter</h4>
 (e.g., on the group's site) to say something like
 "Note: See changes from this initial schedule on the group home page."</li>
 </ul>
+	<li>When a group <strong>Chair</strong> is (re)appointed or resigns, shortly before/after the announcements to w3c-ac-members@w3.org and cc's chairs@w3.org (sample emails [<a href="https://www.w3.org/Search/Mail/Member/search?keywords=&hdr-1-name=subject&hdr-1-query=appointed&index-grp=Member__FULL+Public__FULL&index-type=t&type-index=w3c-ac-members">1</a>][<a href="https://www.w3.org/Search/Mail/Member/search?keywords=&hdr-1-name=subject&hdr-1-query=steps+down&index-grp=Member__FULL+Public__FULL&index-type=t&type-index=w3c-ac-members">2</a>]), Team Contact (or Comm Team) modifies the charter, including:
+	<ul>
+	<li>Update the "Chair" in the table at the top.</li>
+	<li>Document changes in "About this charter" section at the bottom.</li>
+	</ul>
+	<li>When there's <strong>editorial change</strong> to the charter, in which case no announcement to w3c-ac-members@w3.org and cc's chairs@w3.org is required, Team Contact modifies the charter timely, e.g., update Team Contacts (names, FTE), fix editorial errors (broken links, typos, etc.).</li>
+	</ul>
 
 <h2>5. <a id="cfr" name="cfr">Advisory Committee Review of the
 Charter</a></h2>