Staff Access The following links will take you to different apps that we use. Communication Request Submit your Communication Request. Resources app for PCO. Check Request Submit your Check Request. Facebook Workplace for communication. People module for PCO. Database, searches, etc. Giving app for PCO Services app for PCO. Groups app for PCO. Checkins app for PCO, to keep track of attendance. Registrations app, for getting people pre-registered for events.