Blog Subscription helps your blog get more returning visits and traffic. RSS Feeds will notify your readers about new updates on your blog and you will get more click if you have a higher number of subscribers.
If you want to know more about RSS feed, read this post: What is RSS?
Tricks To Increase RSS Subscribers
RSS Icon Placement
You can Setup different styles of RSS icon on your blog. Place the rss icon on your blog at the top of the page and bottom of the page. You can also place on scrolling side bar, but make sure that it’s catchy and visible.
Email Subscription Form
It is very common and easy way to get an email subscription via the subscription form placed on your blog.
You must have an email subscription box on your blog and it is recommended to place on the side-bar or at the top of the page.
You can subscribe to ShoutToWord feed.