Could the varied victim preference/profile indicate the motive being necrophilia? Seems he was obviously a sadistic psychopath and a collector, imo.
A young serial killer in training, imo - KEMPER Edmund Emil III.
http://www.crimezzz.net/serialkillers/K/KEMPER_edmund_emil.php
[ame="http://maps.google.com/maps?saddr=Westminster,+CO&daddr=Littleton,+Colorado&hl=en&sll=39.613321,-105.01665&sspn=0.158425,0.220757&geocode=Fe3bXwIda0K9-Smff1miHohrhzEXRHQ_cFfPqA%3BFYlzXAIdtpK9-SkrO-L7P3xrhzHAPNau6ZcFBw&oq=westminister+co&mra=ls&t=m&z=11"]Westminster, CO to Littleton, CO - Google Maps[/ame]
A young serial killer in training, imo - KEMPER Edmund Emil III.
http://www.crimezzz.net/serialkillers/K/KEMPER_edmund_emil.php
[ame="http://maps.google.com/maps?saddr=Westminster,+CO&daddr=Littleton,+Colorado&hl=en&sll=39.613321,-105.01665&sspn=0.158425,0.220757&geocode=Fe3bXwIda0K9-Smff1miHohrhzEXRHQ_cFfPqA%3BFYlzXAIdtpK9-SkrO-L7P3xrhzHAPNau6ZcFBw&oq=westminister+co&mra=ls&t=m&z=11"]Westminster, CO to Littleton, CO - Google Maps[/ame]