This document provides an overview of accounting information systems (AIS) and analyzes the AIS of United Bank Limited in Pakistan. It defines AIS and describes their basic functions and subsystems like the expenditure, production, human resources, revenue, and financing cycles. The document then examines United Bank's Omni account system in particular, outlining its features and how customers can conduct banking via SMS. It also discusses the data collection methods, SWOT analysis, conclusions that AIS must be accurate and reliable, and recommendations to improve United Bank's AIS.