The fees described above are exclusive of any other professional service fees (for example, legal, audit, valuation and other professional fees) incurred during the period of the services. Nevertheless, the fees provided above have been assumed that there would not be a) any undue complication leading to material delays of the assignment, or b) any suspension for an unreasonable period during the course of the engagement, or c) the Scope of Services has not been changed from those described in this engagement letter.