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-## Summary of day 4
-
-# Session 1 Start Documentation .
-<ul>
-  <li>Styles of documentation.</li>
-  <li>Role of documentation in projects.</li>
-  <li>Effects of "BAD Documentation". </li>
-  <li><a href="https://www.dita-ot.org/dev/">DITA</a></li>
-</ul>
-
-# Session 2 Documentation in Opensourceing
-<ul>
-  <li>Intro to <a href="https://www.markdownguide.org/getting-started/">Markdown</a> lang.</li>
-  <li>Good Practices of <em>Markdown</em></li>
-  <li>Hands-on session on Opensourcing Documentation.</li>
-</ul>
-
-<em>The session was very good learnd new stuffs.</em>