The greater your opt-in email list, the more sales you will generate and the more money you will make online. Below are some of the ways you can use to grow your list effectively:

1) Offer freebies. Mention in your opt-in form that your visitors will receive free e-books, report or tools if they subscribe your newsletters or e-zine. The subject of your e-book or report should be related to your targeted visitors.

2) Create a series of e-courses of your visitors interest and invite them to sign up the e-cources by filling out a web form in your website.....

3) Run a contest or sweeptakes on your website. Request your visitors to provide their name and email addresses to participate.

4) If you have a membership site, you can offer your visitors a free access to your membership site if they sign up your newsletter or ezine.

5) Offer free ads. You can set up a free classified section on your site. Anyone want to post free ads must give their contact information to you first. Or offer your visitors free advertisement in your ezine if they subscribe your newsletter.

6) Publish testimonials from your current subscriber to encourage more people to join your newsletters or e-zine. You don't need to publish the testimonials in your home page. What you can do is add a text link like "Click Here to Read the Testimonials of Our Current Subscribers" just below your opt-in form in your home page. When your visitors click the text link, they will be sent to a page that contains all you subscribers testimonials.