People should stand in line so they can be waited on one at a time.
There’s no need to stand in line, since people will be waited on as they are ready for service
Interruptions can usually not be avoided and are often quite beneficial
Interruptions should be avoided wherever possible; they are inefficient
It’s more efficient if you do one thing at a time
You can get just as much done working on two or three things at the same time
It’s more important to complete the transaction (if a meeting has gone beyond the scheduled time)
It’s more important to stick to the scheduled (and continue the meeting at another time)
Unanticipated events are hard to accommodate and should be avoided when possible
Unexpected things happen all the time; that’s life
You shouldn’t take a telephone call or acknowledge a visitor when you are meeting with another person
It would be rude not to take a phone call or to ignore a visitor who drops by
You shouldn’t take deadlines too seriously; anything can happen. What’s a deadline between friends?
Deadlines are like a promise; many other things depend on them, so they should not be treated lightly
It’s important, in a meeting or a conversation, not to become distracted or digress. You should stick to the agenda
Digressions and distractions are inevitable. An agenda is just a piece of paper
You’re never too busy to see someone; he or she would never understand if turned away
Sometimes you’re just too busy to see people; they will understand
Personal talk is part of the job
Personal talk should be saved for after hours or during lunch.
Here's an interesting quiz for you.