You must try out to be accepted into the Arsenal Football Academy. As of the 2012/2013 season, tryout information can be found on the official Arsenal FC U.S. Academy website.
For the 2012/2013 season, PJ Brown was the contact name for U18 and U16 USSDA Arsenal FC – US Academy tryouts. The email address listed for PJ Brown is email@example.com, and the listed phone number is 619-248-7993. PJ Brown and Chris Kingston are both listed as contacts for the 2013 U14 USSDA Arsenal FC – US Academy (for individuals born in 1999 or 2000). Kingston's email is listed as firstname.lastname@example.org, and his listed phone number is 951-378-1099.
As this information may be subject to change, individuals interested in applying for the Arsenal Football Academy should visit the Arsenal website for the most up-to-date information.