The last 24 hours have been something I’ll probably never forget. My first sale came completely out of nowhere. I got a notification, checked my dashboard, and realized someone had actually paid for my app. I couldn’t believe it. Then I shared the news on Reddit. A few hours later, someone commented, “Well, I just made you another one.” I honestly thought they were joking. Then I checked my dashboard again. They actually bought it. Not long after that, another Redditor became customer #3....