He has worked at Denver radio stations KNUS KAAT, KLAK, KWBZ, KYBG, and KOA.
[4][5] Boyles received national attention in 1997 for his investigation and nearly constant talk about the death of JonBenét Ramsey.
[6] In August 2006 he received intense criticism for his belief that John Mark Karr was not involved in the murder of JonBenet Ramsey.
[13] Salem Communications hired Boyles as its new morning host on News/Talk 710 KNUS as of Monday, July 1 for a 6 AM-9 AM time slot.
[14] When Boyles did not appear, there was speculation that his old employer KHOW had blocked his debut due to a non-compete contract clause.