Interoperability is the ability of different information technology systems and software applications to communicate, to exchange data accurately, effectively, and consistently, and to use the information that has been exchanged.s defined as the ability of two or more systems or components to exchange information and to use the information that has been exchanged. Learn more in: BIM and Interoperability for Cultural Heritage through ICT. 21.
admission fee - the fee charged for admission. admission charge, admission price, entrance fee, entrance money, price of admission, admission. fee - a fixed charge for a privilege or for professional services.
Not sure where you received your information from, but I attend lots of tricky trays yearly. The price for the entrance is to high. Your tickets prices are too high & you should have more prizes the attendees. The entrance should be $10-$15 with the lower level tier sheet.