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  To help us provide a strong data model foundation for the project we are using entity designs from these books and from various standards bodies. These books have been an excellent reference and useful design guide for handling business related data. Open For Business uses a variation on the models in the book, but most concepts from the book are actively used, enough so that it is very worth it to buy these books, at least volume 1.

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Learning

"Apache OFBiz Development: The Beginner's Tutorial ."

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  An introduction to OFBiz Manufacturing Application.

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Accounting and Supply Chain

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  This book is a great resource for inventory and warehouse management best practices and includes numerous examples of statistical analysis in addition to various processes and methods.

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Reporting, Warehousing and Mining

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  Data Mining, Second Edition covers general data mining principles with practical demonstrations based on the open source Weka software. These concepts and tools are used for things such as classification, clustering, decision trees, etc. Has brief coverage of text mining, but on that topic Document Warehousing and Text Mining is much more complete and applicable.

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User Interfaces and HTML/CSS

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  Standards, argues Jeffrey Zeldman in Designing With Web Standards, are our only hope for breaking out of the endless cycle of testing that plagues designers hoping to support all possible clients. In this book, he explains how designers can best use standards - primarily XHTML and CSS, plus ECMAScript and the standard Document Object Model (DOM) - to increase their personal productivity and maximize the availability of their creations. Zeldman's approach is detailed, authoritative, and rich with historical context, as he is quick to explain how features of standards evolved. It's a fantastic education that any design professional will appreciate.

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Java & J2EE

"Head First Java"

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  This book is an excellent introduction to general best practice J2EE design patterns. Many of the concepts used in the OFBiz core framework are explained in this book. It covers the various tiers of a J2EE application included presentation, business logic and persistence. As a side note, the patterns on The ServerSide are an excellent supplement to this material.

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Other Stuff

"Understanding Open Source & Free Software Licensing"

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