(SSSIM) Simple System for Simple Inventory Management Server Maintenance Tasks * move this system to live server * routine backup * restrict modification of past records ( lock specific reports ) Development Tasks * filter transaction by date * from inventory report, generate a long list of transaction by item * log every single action done // write update log or mysql log * login mechanism * access control / Role Management Inventory Intelligence * inadequacy alert , send email notification job sending email notification * data validation - no supplier - no consumer * data validation - negative balance