Five ways to find the story you HAVE to write

What's the difference between a story you poke away at aimlessly when the fancy strikes, and one that dogs you when you're going about your business, haunts your dreams and waking life alike?

The obvious answer would be passion. The stories one is passionate about may be easier to write (or harder), and they have an amazing way of grabbing readers and pulling them deep into your story world.

The funny thing is, stories that tap into our passions don't tend to just fall in our laps. At least, no...