Secondary sources have stated that the title of this work inspired Werner Erhard to name his company Erhard Seminars Training, or est for short, and to refer to it as such in lower-case. Peter Occhiogrosso writes in The Joy of Sects that Erhard borrowed the initials, "lowercase and all", from the book.
According to secondary sources, the title of this work prompted Werner Erhard to establish his company as Erhard Seminars Training (est), using lowercase letters, as documented. Furthermore, Peter Occhiogrosso states that Erhard adopted the book's initials, "in all lowercase," for his organization.