October 20, 1995

Dear Expert System Developer;

We're delighted to have you aboard the RuleWorks(tm), rules-based applications 
development team! You have our commitment to provide you with the finest 
quality software and support for Expert Systems development in the industry. 

The product that you have just purchased comes complete with the following:
1)      Release Notes - special features, differences between this and earlier 
        products, problematic areas, how to reach us.
2)      Installation Guide - system requirements, installation instructions.
3)      The RuleWorks(tm) compiler and license, for your development platform.
4)      A set of run-time libraries. One for each of the compilers that we 
        support.  Consult your Release Notes section 2.5 regarding file names.
5)      A run-time library use License to create multiple copies of any 
        application(s) on any platform(s) using RuleWorks(tm) providing you are
        not selling those applications. Should you desire to sell copies of an
        application that requires a RuleWorks(tm) run-time library you must 
        purchase multiple run-time library licenses (QM-4W7Ax-AA). Please 
        contact your Digital Sales representative.
6)      Our Software Product Description (No. 64.31).
7)      The RuleWorks(tm) User Guide/language reference. - Must be ordered
        separately by Consolidated Distribution customers; part no. QA-4W6AA-GZ.

The buck stops with me relative to RuleWorks(tm) and there are several ways to 
bring your ideas and your response to our efforts to my attention:

By Mail:   Digital Equipment Corporation
           151 Taylor Street   TAY1-1
           Littleton, MA 01460

By Phone:  (508) 952-4191     By FAX: (508) 952-4197

By email:  ruleworks@digital.com

Web Page:  http://www.digital.com/info/si see the RuleWorks(tm) sub page.


Sincerely,


Lawrence Pelavin,
Product Manager