Tracks used on A COMPLETE

[juanes6]

Originally Posted by tasking

-appears is the album version
-Fly high is the album version
-WHATEVER is version M
-TO BE is the single version
-monochrome is the single version
-kanariya is the single version Radio Edit
-AUDIENCE is the Dave Ford Mix
-M is without the guitar
-Endless sorrow is the single version

What's exactly the difference between the single and album versions of those songs??