Yahoo Mail gives you 1 terabyte of inbox storage (enough to hold 20 million email messages) before you must delete some to receive more messages. You also have a daily sent-message limit of 500 emails – five times more than most free email services allow, but less than Gmail. The Yahoo Mail app is also easy to use, with the same features available as the online account.
www.campaigner.com (Not Free - But 30 Day Free Trial): A well priced and one of the most versatile autoresponder and email marketing online tool available in the current market. Has more than 500 email templates, mobile and social network ready and can give you detailed reports to measure the effectiveness of your email marketing campaign effectiveness. .
Well, charity: water took an alternate route. Once someone donates to a charity: water project, her money takes a long journey. Most charities don't tell you about that journey at all -- charity: water uses automated emails to show donors how their money is making an impact over time. With the project timeline and accompanying table, you don't even really need to read the email -- you know immediately where you are in the whole process so you can move onto other things in your inbox.
Next up is building an email newsletter. The best services offer several ways to do this; you can import your own HTML, start from scratch, or use a pre-designed template. Most of these services have drag-and-drop UIs that let you choose exactly the elements you want to include, as well as image libraries in which you can store assets such as your logo or company photos. Tools that let you test your emails for spam are also essential since there are some seemingly innocuous terms that may send up red flags and drop all of your hard work into your subscribers' junk folders or, worse, get your emails banned before they ever reach their recipients.