In today's world of the Internet, online media, and social networking, being your own publicist is easier than ever (which doesn't mean it's "easy," per se… it's just easy-er).
Why do people hate thinking of screenwriting as a profession like any other? It may be a "creative" field, but so what? Designing airplanes requires creativity… yet no one expects Boeing to accept designs from amateurs over a website.
GET A JOB. Wherever you are... if you aspire to work in film, TV, or entertainment... there's no reason you can't make that leap NOW.
Most teens aren't ready to sell material or navigate an actual screenwriting career. But that doesn't mean you can't begin preparing NOW.
Both the WGAs East and West have been keeping up with the many business developments that have been impacting the industry in recent months, including the Verizon/Google collaboration, preservation of the open Internet, and the NBC-Universal/Comcast merger.