The 27%er Success System has contributions by great leaders like:
Denis Waitly
Jim Rohn
Tom “Big Al” Schreiter
Coach Steve Dailey
Zig Ziglar
Dr. Shad Helmstetter
Troy Dooly
Brian Biro
Robert Kiyosaki
Julie Ziglar Norman
Dale Calvert
Dr Steve Taubman
Dr. Ron Mueller
Fred Raley
Brian Tracy
Tom Ziglar
And any more!