Hello Reader, This past week I read a story about a Chinese man who made US$39,000 over two years teaching people how to ride bicycles. He is a third-year master’s student studying sports education. After deciding that teaching bike riding was something he could do, he used his spare time to create instructional videos. He posted them on social media, and within two months he received his first order. I bring up this story for two reasons. First, you can let social media work for you. As I...