Best top methods, how you can get more email subscribers
Convert Commenter to e-mail subscribers: When any one will commenting on your site you can use Comment to Subscribers strategy. You can redirect your site to subscriber after success of comment. This one is the best and attractive feed subscribers.
Use Social Media (Facebook, Twitter): You can re-post your posts to the social media sites posts or newsletters. You can easily get a little more email subscribers by sharing your past newsletters on social media, so possibly. New subscribers can directly see what they can expect to receive by subscribing to your newsletter.
Get email subscribers through your 404 page
Make your blog home page to an e-mail message magnet
The main page of your site is most visited by customers. So you can put visible email form into the homepage. It is important to have a high conversion rate.