Know your market!
Third Stone Mastering Studio
Audio Recording, Mastering, CD Mastering
Commercial work is mostly Television adds and your customer hears this through very small speakers as opposed to a stereo system. Also promotions to internet Web Pages in MP4 need to be handled different than CD music as they would be compressed and lose quality, just as MP3 presently does. Did you know the last Red Hot Chilli Peppers CD was mastered for MP3?
, CD Mastering