The Internet is full of how-to guides on mixing and mastering, but I have to say that Tarekith has written some of the best tutorials out there! If you haven’t read them yet, I strongly suggest doing so. 🙂
Here are the links:
Mixdowns for Beginners Tarekith’s Guide to Song Arranging Guide to Mastering Your Own Music
UPDATE: The above links are not available anymore, they removed the pages, sorry!
Check our latest posts at How To Make Electronic Music
Tarekith is also the owner of Inner Portal Studio which provides electronic music online mastering & mixdowns. You might want to check it out as well.