Not all gyms survive. The Arch - Acton. For indoor climbing centres, there’s a three-month window referred to as the Golden Quarter : January to March. The data tells the story clearly: January consistently sees the highest footfall of the year  (on par with September), averaging ~9.5% of annual visits . Most centres, even without much effort, convert this into 10–13% of annual income , compared with a baseline of ~8.3% per month . With the right strategy, January can contrib