These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
YMMV: How to Lose a Guy in 10 Days
Designated Hero: We're supposed to root for both the leads even though they have no problem doing something so nasty to another person that could damage their self-esteem and ability to trust
Why Would Anyone Take Him Back?: A double example in which both partners start the relationship under false pretenses. Both halves of the deception are revealed; both parties are hypocritically furious and dump each other, then decide in the end that they're meant to be together after all. Though it could be argued that in that case, they deserve each other.