They’re simple, versatile, and solve a real problem. ✅ Have a bunch of different use cases ✅ They're durable and weatherproof ✅ Fast to deliver = fast to cash ✅ Easy to stack, customise, or rent out ✅ Low refund/headache rate (due to durability) compared to other high-ticket items Plus, you’re not just selling a box. You’re selling space, security, and convenience. Margins are solid, and demand is year-round.