This document discusses finding traction for a company by testing marketing channels. It recommends a 5 step process: 1) brainstorm channels, 2) rank them, 3) prioritize, 4) test, and 5) focus on what works. Continuous testing of channels is key to finding the right channel using the "Bullseye Framework". While channels can become saturated, the first tests are often cheap. It suggests considering unconventional channels and using existing audiences to build community around a product or service.