Optin Email Distribution Lists Manager is multi-platform compatible. This script lets your users enter their information to receive your offers by email. They can choose between multiple lists or just one. Unsubscribing is also automatic. Using MySQL as the database allows the management of millions of contacts. Bulk mail and export to text or CSV files is included. An administration page for the webmaster makes management simple. Installation is easy and the sign-up page can be customized to integrate seemlessly in your site.