I sat down with Henry O'Brien, founder of SUSO Skate Co., who launched a mobile roller skating business during the COVID pandemic and saw it explode in popularity. In his first three months, Henry made $120k at 30-40% margins, which eventually grew to 70% net margins. Henry sets up mobile roller rinks in malls, parking lots, or any available space, making roller skating accessible to communities everywhere.We talked about his launch strategy, the numbers, user-generated content, PR and market...