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External name (max 60 char.): name of your event as it will appear to your clients (online, documents, tickets)
Complement name (max 15 char.): name of your event as it will appear online when accessed from a device with small resolution (smartphone...)
Public Description: it will be used by the ticketshop.
There will be as many descriptions as the numbers of external languages set at Institution | Initialization | Institution characteristics: if left empty, the Ticketshop will use the main language description.
Customization are possible on the inserted elements, including external content insert like images or video with the Source code button 
and the use of html codes.
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