   <?xml version="1.0" encoding="utf-8" ?>
   <D:mkcol xmlns:D="DAV:"
                 xmlns:C="urn:ietf:params:xml:ns:carddav">
     <D:set>
       <D:prop>
         <D:resourcetype>
           <D:collection/>
           <C:addressbook/>
         </D:resourcetype>
         <D:displayname>Lisa's Contacts</D:displayname>
         <C:addressbook-description xml:lang="en"
   >My primary address book.</C:addressbook-description>
       </D:prop>
     </D:set>
   </D:mkcol>