Originally Posted by wideman
Not true.
Changing the city pairs in any segment is a rerouting that requires a ticket re-issue. Unless the re-routing is involuntary, you pay the re-issue fee.
So switching from SQ to LH is free, but simplifying a route by taking out segments between stopovers will be punished. Makes sense...NOT. And since it's stupid, you must be right - after all, we are talking about something airline-related.