The question was, "WHY is it OK to immediately bring-up policy issues in some situations but NOT in others?" Policy is policy, period.
...many reasons, as many as their are situations and policies. Be more specific. "Policy is Policy period" is a knee jerk answer when ya are trying to compare apples and oranges.
Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!