Rules are only guidelines, and they shouldn’t stifle creativity. Sometimes they even make you stretch to come up with an interesting twist on an old theme.
Rules can always be broken, and it’s easy to come up with successful examples, but seriously breaking them makes the book a harder sell, particularly if you’re not an established writer. The rules are there for a reason—they’re proven to make books more interesting and help them sell. But it’s still tough sometimes.
What do you think? Do you find them constraining? Do you ignore them or try to work with them?