Hi, 1. If you want to embed the rule engine in your web-app, without using BRMS, ... embed it as a jar. (see doc and examples) 2. The documentation comping with drools is short but very good, and very complete. Have seen high priced products in this market with less understandable doc. 3. This user-list is always a good ressource: ask'n'answer cheers, Darko Ivancan On 28/11/2007 10:00, Rahul Upadhyay wrote: