The document summarizes the functions and role of travel agencies, and how a typical travel agency can transition to become an e-business. It discusses that travel agencies help clients plan vacations and find cheap flights. By going online, agencies can reduce costs and allow customers to book travel anytime. It then outlines the key components needed for the agency's business information system, including using Microsoft Windows and Visual Studio as the operating system and web development software. The system would also include a database like Microsoft Access or SQL to store customer and travel data, and use an intranet and extranet over the internet to reach customers and suppliers globally.