Music. Better kit gives more music Played last : Joe Walsh -James Gang -Isotope -Hybrid -Bruce Hornsby -Jazzanova -Rod Stewart -Dave Seaman -Fanfarlo -Geoffrey Richardson -James Lavelle -Boards of Canada -Jonny Lang -Gerry Rafferty -Jan Hammer Group -Manassas -The Rides -Bonnie Raitt -Mogwai -Viktor Krauss -Rick Smith -Pete Shelley -Owen Pallett -X Press-2 -Bajofondo -Bent -Chris Rea -Rick Springfield TAD/Technics/Coherent
I can see by your "avatar" you like music, so are you planning on keeping some of the kit for yourself, for a home system? If so, maybe you could list it all and the lads here would likely be able to tell you what goes best with what, and what might sell the easiest.
I didn't use to need the internet, my wife knew everything.