Fan Management Features Subscriber list import/export (CSV) Simple and double opt-in support Search & Edit member info Subscribe and unsubscribe form generation Unlimited lists per account Segmentation based on any list field Segment Summary Page Unlimited custom fields Advanced Search in List Members Unlimited subscribers Customizable "welcome" and "goodbye" emails Customizable "forward-to-a-friend" page List Hygiene Deduplication Email format validation Extensive and customizable bounce management and removal One-click unsubscribe Customizable suppression List Reporting Elegant and simple graphs Forwards Unsubscribes Tracks Clicks, total and per hour Bounces by type   Designing and Sending Campaigns Full control over the email content Merged Text/HTML emails Personalization with tags Scheduled mailings WYSIWYG and source HTML Editor Forward-to-a-friend Duplicate previously sent campaign Image hosting Template creation & management Campaign Preview Tests against a SPAM filter Preview emails Pop-up preview HTML Conformity Validation