A small online store can record a flurry of orders on Monday and still struggle to pay for boxes, postage, and replacement inventory on Tuesday. Customer payments may be pending, platforms may hold funds, and returns can arrive after the excitement of a busy sales weekend. Sellers investigating resources for evaluating business-related borrowing needs should map the timing of cash entering and leaving the business before treating a sales spike as permission to spend. Revenue is encouraging, but reliable fulfilment depends on knowing what each shipment actually costs.…