Read in this book, why · EDI projects with R/3 would often cost five to ten times as much as necessary · IDocs and ALE are the ideal bridge between R/3 and legacy systems · IDocs are the framework for a fully automated business workflow In the technical part of the book you will learn, how to · customise the R/3 IDoc engine · interface IDocs with standard converters for X.12, EDIFACT, VDA etc. · design your own IDoc structures · write IDoc handler programs in an hour · trigger IDocs from any R/3 application via messages or workflow · set up automated workflow based on IDocs · set up ALE scenarios for automated data replications This book is for whole R/3 teams to teach a common knowledge when it comes to interface design. · R/3 project managers to learn about the benefits of IDocs and ALE · R/3 steering committees to estimate the true costs of EDI and interface development · R/3 developers to learn how interface can be designed "in the minute" · R/3 coaches to use as teaching and presentation material for interface designs SAP R/3 made an old dream come true: enter your business data once in your computer and trigger all the following activities automatically, send the data to another computer without typing them in again.