Understand the product and the buying occasion
A general food-franchise search includes concepts with very different costs and levels of complexity. Jungle Berry belongs in a product-led comparison, not a ranking built around unsupported revenue forecasts.
An Aberdeen city-centre worker's midday break and a Stirling shopper's weekend visit offer different food decisions. Observe competing light-food offers near each candidate frontage, asking what the customer would otherwise purchase and whether the same occasion is likely to repeat in winter.