Don't forget that May 1 is the first day AMCAS 2012 is available on the AAMC website and that June 1 is the earliest date for submission of the AMCAS.
Submitting a strong application early is important for your candidacy, particularly with rolling-admissions schools. Your personal statement should be closing in on its final form now. For those of you who don't know where to start with your essay, consider my new Writer's Block Package.