lity that we have discussed so far in
            this book, there are several replication features that you
            should understand. These are all optional to use, but provide
            useful functionality under the right circumstances.
    </p>
      <p>
            These additional features are:
    </p>
      <div class="orderedlist">
        <ol type="1">
          <li>
            <p>
                            <a class="xref" href="addfeatures.html#delayedsync" title="Delayed Synchronizatio