My SME LELLA (Sales System) It is an App Designed to manage small businesses both in sales and in inventory. The App has Modules: * Registration of Categories. * Product Registration. * Inventory Control. * Minimum of Inventory. * Descriptive Image of Products. *Barcode. *Cash flow. * Cash in and cash out. * Customer Registration. * Descriptive Image of Customers. * Discounts of Products in Sales. *Sales record. * Paid Sales and Pending Customers. * Outstanding Sales Collections. * Manage Prom