Key Takeaways: Switching from 350 lb to 150 lb units cut one operator's weekend payroll by 50% and pushed net margin per rental from 28% to 41% in a single inventory change. Lightweight units support 4–5 deliveries per route per day versus 2–3 for heavy-duty units — a gap that directly determines how much revenue you capture during peak season. Fuel and cleaning supplies can consume up to 50% of revenue, with a $700 monthly transport reserve as a baseline — lighter units running in standard vans eliminate the box truck and trailer overhead entirely. Heavy-duty PVC inflatables last 10–15...