Book excerpt: With this book, the thousands of new ABAP/4 programmers will learn the most advanced techniques required to develop custom applications using SAP's R/3 system and the Internet. Real-life examples are presented to support every topic. This book features the same highly readable yet deeply detailed format that made the authors' previous work, Introduction to ABAP/4 Programming for SAP R/3, so successful. The authors draw on their recent cutting edge work integrating R/3 and the Internet as well as their years of industry experience.