In less than eight years, Dollar Shave Club (DSC) has gone from a conversation between two men at a party, to a global business that recently sold for $1bn. It’s a tale of entrepreneurship, venture capitalism and ultimately, a big buy-out, that has led DSC to this point; and, whether you love them or hate them, there are lessons in their story that can teach marketers a thing or two about content creation, promotion and audience targeting.