Computer software for retail management and supply chain optimization, computer software for single and multiple channel retailers, and computer software for use by specialty and general merchandise retail chains and outlets, superstores, and department stores, all for sales and demand forecasting, store and warehouse inventory management, merchandise planning and allocation, stock control, product tracking, deliveries, receptions, replenishment, procurement, merchandising, distribution, customer follow-ups, sales analysis across distribution channels, sales, customer relationship management (CRM) and CRM data compilation and analysis