For the first two, I had snippets posted before; these are longer clips of the songs in the hopes to facilitate identification
From 1986 - I know that the song before it is Subject "Celebrate"
http://doublepromo.com/KISS01.mp3
From 1986
http://doublepromo.com/KISS02.mp3
From 1992
http://doublepromo.com/KISS03.mp3
From 1998
http://doublepromo.com/KISS04.mp3
This is Eternal "I Feel The Earth" the Knuckles/Morales remix - has this ever been released?
http://doublepromo.com/Eternal.mp3
From 1998 - Revival 3000 "Keep On Singin" - has this ever been released?
http://doublepromo.com/Revival3000.mp3