DESIGN AND DEVELOPMENT OF SALES AND INVENTORY MANAGEMENT SYSTEM WITH SALES FORECASTING USING TIME SERIES ANALYSIS

Various types of innovations have revolved around everyone’s lives today, it is seen in many fields like health, education, business, and others. Many businesses have already employed technology in their day-to-day transactions; however, with the rapid growth of technology, a simple computer-based system or an online-based application is not enough to have an edge over competitors. The proposed system, “Design and Development of Sales and Inventory Management System with Sales Forecasting using Time Series Analysis”, aimed to design and develop a system that would help the business in gaining an advantage over other existing businesses offering the same product as theirs. The system is an online-based platform that could monitor the products' sales and inventory, could track users' history logs, and make a sales forecast based on historical data. In making the proposed study, agile development was used. The sales forecasting was done using time series regression model analysis and with the use of moving average, its accuracy was checked. Thus, the study helped the business in having sound business decision-making through sales forecasting.