Retailers use weebi POS solution to invoice clients and back-up their track sales. Why do they use it? 1. Simplicity. Design is based on calculator, process replicate the way people invoice on paper. 2. Flexibility. Works offline 3. Soundness. Local back up on SD or via own google drive, making privacy the default setting. What do they gain from it? 1. Save time by automating time-consuming computing tasks 2. Speed-up sales by easing updates of clients’ balances 3. Save all invoices in a safe place Bonus features: Print invoices Send clients’ track records via any @chat Follow turnover evolution Monitor most sold products Target in Dakar: 8 000 shops.