The Tickets sale submenu item opens a window where the sale and printing of tickets are done.
First, a program (for which the sale of tickets is activated) must be chosen by clicking on the Program button
First we choose one of the defined admission prices on the right of the auditorium diagram. Then
available seats, which are green, are selected by clicking on them, and they become blue.
By clicking on the Sell button, tickets are printed on the selected printer.
