Users can subscribe and unsubscribe using this script to a mailing list. An activation and confirmation mail is send during subscription and unsubscription respectively. User can choose the time/duration during which the subscription will start and end and also for unsubscription. * Easy to Install * With Admin Panel * Easily Subscribe and Unsubscription * With Email confirmation/activation required * During Subscription choose when to start and when to end this subscription * During unsubscription choose when to unsubscribe now or at later date