Sitemap submission to Google & Bing. Webmaster option 4 Google,Bing,Facebook,etc. Analytics option 4 Google, Quantcast, Clicky, Compete
Settings -> All in One Webmasterto get your META tag. This is an easiest way to authenticate your sites.
wp_footer()are there in your theme. According to the WordPress documentation both functions are theme-dependent which means that it is up to the author of each WordPress theme to include it. If one of the hooks is not in your theme, you could add it yourself by adding
<? php wp_head(); ?>to your header.php file of your theme or
<? php wp_footer(); ?>to footer.php.