If you don't know what kind of autoresponder to use, I suggest you to visit iContact.com. This could be a good option for you when you search for a good autoresponder host. iContact is an easy to use email marketing, surveying, autoresponder, and blogging tool that allows small businesses, non-profits, and associations to easily communicate online with their customers, prospects, and members.
iContact is also the best option out there for anyone who wants to send out email newsletter. They have great inbox deliverability, an extremely easy to use interface, great prices that start at $9.95 per month, lots of templates, and also include surveying, autoresponder, and blogging capability from the same application at no additional charge.
iContact has an easy to use interface and over 300 professionally-designed email templates. The application allows you to track the opens and clickthroughs on your emails, add a sign-up form to your web site, segment your list, and manage your subscribers.
They take care of managing bounces and unsubscribes for you. They also take care of making sure your message gets to the inbox of your recipients through their ISP relations, feedback loops, and whitelist status. If you are currently running into deliverability issues with your existing newsletter sending method, iContact will be very helpful and ensure inbox delivery of your messages.
The company currently has over 15,000 customers and 100,000 users. The product is used primarily by small businesses but also has a number of Fortune 500 companies like Bank of America, Ford, Nissan, Super 8 Motel, and International Paper, and political campaigns like Barack Obama '08. The company is based in Durham, NC and was founded by Ryan Allis and Aaron Houghton in 2003.
An overview video is available at http://icontact.com/www/video/introduction_video.html.
You can try a 15 day free trial of iContact at www.icontact.com.

We need to reach millions of customers each day and internet marketing is the best way to make this happen. Internet Marketing not only drives traffic to our site and increases our revenues, but what is important, is to share to people that we have great services that they can use or tools that can help improve themselves and their lives.
What I like about email marketing is that is it's simplicity. You can send an email campaign by just sitting at home without any extensive resources. How about that? However, to make it more appealing to the receiver, you have to come up with an interesting title and an article to support your campaign.