I Tried the Mulebuy Spreadsheet for 30 Days: My Honest 2026 Review Okay, confession time. My name is Felix Vance, I’m a 28-year-old freelance graphic designer, and I have what you might call… a spreadsheet addiction. Not the boring corporate kind. I’m talking about color-coded, formula-laden, hyperlinked masterpieces that track everything from my daily coffee intake to the exact shade of beige I’m currently obsessed with. So when I first heard whispers in the minimalist fashion circles about the ‘mulebuy spreadsheet,’ my inner data nerd did a little happy dance. A tool to systemize my mule obsession? Sign me up, immediately. For those living under a rock, mules are having…