I hereby thank Pan European Networks for their co-operation, especially Kate (production co-ordinator at Pan European Networks). The work process went extremely smoothly and the co-operation was exemplary. Kate displayed nothing but professionalism and great knowledge of the publishing industry. The publication sent in by us was made aesthetically and in due time. The swift service rendition was the result of good co-operation and proficiency of the publishing house employees. The company’s experience and high standard of service allows me to recommend Pan European Networks as a trustworthy partner for collaboration in the above-mentioned field of expertise.