Additional charging if any for such publishing or re publishing might be agreed between APN and the Customer before this kind of additional e-book 20. RETURN OF ADVERTISING MATERIAL: If the Customer requests the return of any physical fabric submitted to APN on the subject of Advertising “Advertising Material”, the Customer must assemble Advertising Material submitted to APN immediately after ebook. Subject to clause 17 , APN will endeavour to take economical care of Advertising Material in its custody and control, but aren’t guilty for any loss or harm to Advertising Material even supposing caused by APN’s its employees’, officials’ or agents’ negligence. 21. CONFIDENTIALITY: All tips offered by APN to the Customer on the subject of APN’s price range and affairs, media destinations, contracts, pricing, methods of business and any other counsel that’s specified confidential by APN or ought reasonably be regarded as confidential is personal to APN and the Customer must hold and confirm that its officers, personnel, contractors and consultants hold strict confidentiality in respect of such confidential suggestions. 22.