Here are some of my favourite links,

check them out.

 Berklee School of Music

www.berklee.edu

www.berkleemusic.com

Jerry Gates Music

www.jerrygatesmusic.com

Composing Music for Film

www.jacksmalley.com

Film Music Instutute

www.filmmusicinstitute.com

Ishkur's Guide to Electronic Music

http://di.fm/edmguide/#  
 

Ventura British Brass

www.venturabritishbrass.com