Will your marketing e-mail campaign succeed?

To send e-mail marketing messages that are clearly defined and well-timed, make sure to go through and check the items that apply to your e-mail before sending:

·       I have explicit permission to send the e-mail.

·       I pinpointed the main objective

·       My e-mail content is easy to scan.

·       My e-mail contains a strong call to action.

·       My images help to tell the story of my e-mail.

·       I’m prepared to handle inbound responses.

·       I’m sending at a time when my audience is likely to notice.

 Dummies.com has more about this here