Writing for the big screen may seem like a job for the experienced, but the fact is, it's for everyone. Take Celeste Davis, for example, who at fourteen wrote the screenplay for Purgatory House and appeared on five critic's lists for best film of the year. Even if you don't see immediate success, you have to start somewhere. Take Steven Spielberg, for example, who was rejected from college three times before becoming the huge success he is today. Getting started at a young age is the key to mastering a skill. Imagine already having a screenplay or two under your belt by the time you apply for...