Welcome to Newgrounds!
Since you make music, make sure to check out the rules when it comes to submitting music!
http://www.newgrounds.com/wiki/help-information/terms-of-use/audio-guidelines
Also, we have an Audio forum, where you can talk with other musicians and share your music. Feel free to check it out!
http://www.newgrounds.com/bbs/forum/13
Good luck with your future endeavors! :) I hope you have fun being a musician here!
SONIC-MIRE
i also know a bunch about jazz music theory but not much of the practical stuff, i'm weird. :P