George Kamel watched a TikToker break down the startup costs for a vending machine side hustle and landed on a number: $3,330.22. His advice was direct: save it in cash, not borrowed or on a credit card. If you cannot save the full amount, you cannot afford the business yet. I’ve been studying side-hustle economics ... I Want to Start a Vending Machine Business: Should I Really Save $3,330 in Cash First?