Global specification is detailed description of the product and its features. In order to make the document understandable and useful you must follow these rules:
 * Keep documentation:
  * and other artifacts in such ways that they are as easy as possible to manage 
  * up to date
  * synchronized with work breakdown structure
  * with simple structure

 * Check regularly for incorrectly specified components.[[BR]]

 * Analyze what have to be added and what have to be described more precisely.