You are extremely busy; however, you need to collect data about the number of interruptions you get in a week.
From experience you know that the following interruptions normally happen:
Create a simple Check Sheet to collect the data
	Boss calls you on the phone for a question
	Co-worker stops by to talk about the latest office rumors
	Random Phone calls
	Salesman stops by your office
	Internet is slow or not working
	SAP goes down stopping all work
	Weekly Report due date changes without notice