VPM Functional Logical Editor in a Nutshell
The VPM Functional Logical Editor workbench is used to author the Requirement (R), Functional (F), Logical (L) and Physical (P) definition of a product. In other words, it is used for the Product Conception Approach (Product Concept Creation) based on the description of the product through different levels of abstraction (RFLP).

Before Reading this Guide
Before reading this guide, you should be familiar with basic Version 6 concepts such as document windows, standard and view toolbars. Therefore, we recommend that you read the Infrastructure User's Guide that describes generic capabilities common to all Version 6 products. It also describes the general layout of Version 6 and the interoperability between workbenches.

Getting the Most Out of this Guide
To get the most out of this guide, we suggest that you start reading and performing the step-by-step user tasks, which cover all product functionalities.
The Interface Description section, which describes the commands that are specific to VPM Functional Logical Editor, and the Customizing section, which explains how to customize settings, will also certainly prove useful.