Using subscription forms and pop ups are great if you have a lot of targeted traffic to your website. Lead Services Lead and subscription mailing list services offer you the opportunity to get a prospects name and email address. These are usually people looking to start a home business. You write an ad about your newsletter, advertise it with the subscription service and prospects sign up to receive it.
There are plenty of companies that offer these types of services for various amounts of money. You buy a certain amount of prospects each month and they get delivered to your autoresponder where you have your newsletter. I would mailing list suggest trying as many of these services as possible. It is to hard to say which company offers the best leads, so using multiple companies will at the very least build your mailing list.
E-Zine Ads You may want to place ads in other peoples newsletters or e-zines. Depending on the number of subscribers prices range from $10.00 to over $100.00. Once again you write an ad about the benefits of your newsletter and submit mailing list it to an e-zine owner. You may be able to get your ad for free if you make a joint venture with an e-zine owner and swap ads.