in order
in order {adv.} or {adj. phr.}
1. In arrangement; in the proper way of following one another.
Come to my desk in alphabetical order as I call your names.
Line up and walk to the door in order.
Name all the presidents in order.
Compare: IN TURN.
2. In proper condition.
The car was in good working order when I bought it.
The club leader looked at the club treasurer's records of money collected and spent, and found them all in order.
3. Following the rules; proper; suitable.
Is it in order to ask the speaker questions at the meeting?
At the end of a program, applause for the performers is in order.
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Source: A Dictionary of American Idioms