A reminder system for reminding a user that an action is to be taken, such as a pledge payment. In the preferred embodiment the system includes a dispensing tray containing a packet of collated materials. The collated materials comprise calendar pages with remittance envelopes interposed between calendar pages. When a calendar page is removed from the stack, a remittance envelope is revealed which the user may use to mail the scheduled payment. A panel is engageable at the rear of the tray to display information or decorative indicia.