Book recommendations  
    I can recommend following books:
  
    - SPIN Selling - Neil Rackham - ISBN 0-07-052235-9
- Proactive Selling - William "Skip" Miller - ISBN 0-8144-0764-1
- Solution Selling - Michael T. Bosworth - ISBN 0-7863-0315-8
    Come back to this page from time to time - it is worthwhile