How to show Newsletter in footer of a Magento

To show Newsletter in footer go to app/design/frontend/default/YourTheme/layout/newsletter.xml and add the following lines in default

<reference name="footer">
<block type="newsletter/subscribe" name="footer.newsletter" template="newsletter/subscribe.phtml"/>
  </reference>

and add the following line in app/design/frontend/default/YourTheme/template/page/html/footer.phtml

<?php echo $this->getChildHtml('footer.newsletter'); ?>