The secret behind the FURminator's efficacy, dog groomers say, was attaching a grooming tool to a handle.

WSJ: A 'Comb on a Stick' Creates

But a tool is useless without its handle, the thing your customers can grasp.

FORBES: The Idea CMOs Need Now

Some people handle increasing income well, using it as a tool to increase their happiness (Oprah comes to mind).

FORBES: Money Does Buy Happiness! (We Were Shocked, Too)