Daniel Fayle is the cofounder of Chekkit.Daniel Fayle Daniel Fayle is a former banker and the cofounder of Chekkit. Fayle craved a more innovative and exciting environment. He launched his own tech business and recommends all potential founders learn about sales. This as-told-to essay is based on a conversation with Daniel Fayle, a 32-year-old former banker and cofounder of Chekkit.