title: What is a dependency property? What is its use?
body: <blockquote>
    <p><strong>Possiblity:</strong><br>
    <a href="https://stackoverflow.com/questions/617312/what-is-a-dependency-property">What is a dependency property?</a>  </p>
  </blockquote>
  
  
  
  <p>What is a dependency property? How does it differ from a normal property? What is the purpose of dependency properties? And why it is used, when it is used?</p>