ard bittorrent messages.</li>
<li>override or block the handling of standard bittorrent messages.</li>
<li>save and restore state via the <a class="reference external" href="reference-Session.html#session">session</a> state</li>
<li>see all alerts that are posted</li>
</ul>
<div class="section" id="a-word-of-caution">
<h1>a word of caution</h1>
<p>Writing your own <a class="reference external" href="reference-Plugins.html#plugin">plugin</a> is a very easy way to introduce serious bugs such as
dead locks and