Backlighting, or shooting into the light, can provide interesting silhouettes. You may be able to get interesting reflections. Take more than one shot, but vary each one I used to find a potentially good subject and just take a bunch of photos. You'll end up with a film half full of virtually identical shots. That gets boring.
Professionals shoot hundreds of photos and select the few which are outstanding.
It's inevitable that many of your photos won't turn out as you'd have hoped, and if you expect perfection you're going to be dissapointed quickly. If you follow the previous point, you may have a better chance of finding a shot that is well composed and well exposed. Photo.net Source of much photographic information, including some great tips and advice. A far more reliable source for tips than myself.