Ranking Notifications Based on Rules

A method comprising:

• outputting, by a computing device, a first notification and second notification to a user in a first output manner type;
• receiving, by the computing device, first data representative of a first set of instructions for output of at least one third notification to the user and second data for two different applications associated with the computing device, the second data including a first treatment for a first application of the two different applications, and a second treatment for a second application of the two different applications;
• and
• outputting, by the computing device, the first notification, the second notification, and the at least one third notification to the user in a second output manner type based upon the first treatment for the first application and the second treatment for the second application.