The Object Of The Contract Is The Provision Of Services To The Public Of The National Opera During The Presentation Of Its Artistic Productions And Other Events And Specifically The Provision Of The Following Services: Accommodation Services For Spectators, Visitors, Invitees, Etc. Upon Their Arrival And Departure From The Els Facilities Ticketing Services / Public Invitations &Amp;#8226; Any Other Services Necessary For The Safe And Orderly Movement Of The Public Within The Facilities During The Days When The Artistic Events Of E.L.S. Will Take Place.