LISTEN TO THE MUSIC FIRST......FIGURE OUT IF IT IS MAJOR OR MINOR.....THEN TRY A COUPLE OF YOUR FAVORITE PATTERNS TO START WITH.....DONT MESS WITH THE SINGER...SO YOU EDIT A LITTLE.....DO SOMETHING THAT HELPS THE SONG......FIGURE OUT IF YOU WILL BE IN THE POCKET OR A MELODIC GENIUS FOR THE SONG......STAY IN THE PROPER STYLE FOR THE SONG...IF YOU KNOW THE CHORD NAMES FOR THE CHORDS IN THE SONG THEN YOU CAN GOOF AROUND WITH THE EXTENTIONS LIKE IF YOU KNOW THE 3RD CHORD IS A DIMINISHED OR SOMETHING LIKE THAT...THERE ARE NICE THINGS THAT YOU CAN DO TO LEAD INTO THE NEXT CHORD.....
IT HELPS TO HAVE AN IDEA IN YOUR HEAD OF WHAT YOU LIKE TO DO.....SO YOU HAVE A STARTING POINT....YOU CAN GET THOSE GREAT IDEAS BY EXPOSING YOURSELF TO AS MUCH MUSIC AS POSSIBLE AND PICKING THE MUSIC APART...LISTENING THE THE OTHER INSTRUMENT LINES IN THE PIECE AND THEN APPLYING THOSE LINES TO YOUR INSTRUMENT.....