To use this module, you need to:

1.  Create a Sale Order triggering at least one "Tier Definition".
2.  Click on *Request Validation* button.
3.  Under the tab *Reviews* have a look to pending reviews and their
    statuses.
4.  Once all reviews are validated click on *Confirm Order*.

Additional features:

- You can filter the SOs requesting your review through the filter
  *Needs my Review*.
- User with rights to confirm the SO (validate all tiers that would be
  generated) can directly do the operation, this is, there is no need
  for her/him to request a validation.