“It's a rich man's game no matter what they call it and you spend your life puttin' money in his wallet 9 to 5”
(thelemmy.club)
Keller paid a commission of $1 to each police officer that convinced another to purchase a light.
After Keller left in 1972, he continued designing lights for a new company (Pro-Light, 1973), later moving on to Maglite (1979), Brinkmann, and ASP.