21.  For logical reasons, labor unions often act during the busiest time of the year.

22.  Industry professionals say there is a logical reason for the increased nastiness.

23.  Maybe there is some logical reason, and maybe you can help to solve the problem instead of adding to it.

24.  Steve has a logical reason for his unusual dining approach.

25.  That seems a bit fanatical, although there are logical reasons to make multiple visits to a long-running show.

26.  The alien has a logical reason to be there, it turns out, but its presence was inadequately explained.

27.  The initial euphoria over the Colombian discovery has cooled for some logical reasons.

28.  The logical reason for the iron fist is instability in the Forbidden City at the prospect of economic hard times.

29.  The problem is that each of his clients, for no logical reason, suffers from a painfully real ailment.

30.  There are logical reasons to believe in pure-spirit beings, he submits.