E-List Distributor for Mac solves both problems by allowing you to use message templates with multiple custom fields from the recipient database inside your messages. E-List Distributor for Mac will automatically convert such templates to series of personalized messages by replacing macros with the real data taken from your recipient database. Maintaining your database of customers is easy with E-List Distributor for Mac even if lots of existing customers unsubscribe from your mailing list or change their email addresses while new customers come in.