You should exercise your mind's hearing ability like a muscle. This is important to becoming a good musician.It is also nice to be able to hear music better and clearer, it makes it more magical.Though it is not easy and takes regular effort to improve. Step 1: Hear Intervals Step 2: Hear Chords and Their Specific Tensions Step 3: Hear Rhythm and it's Nuances Step 4,5,6,7... Transcribing Here is a wonderful free online website for ear training intervals, chords, scales. Use it.