Follow My Blog Post 1.9.16 plugin allows your visitors to follow changes on your site for particular post, page, category, tags, authors etc.
Follow us on Facebook and Twitter to get latest updates:
Visitors can unsubscribe at any time from the post, page, category, tags, authors, etc. e. using the link in the email or from the website using the unfollow button. The number of signers is displayed next to the subscribe button. Administrative panel for viewing pages / posts, taxonomies, authors' posts that they have subscribed to, with the ability to disable subsequent actions for any follower.