Contracting Of The Sound Service, Lighting, Advice, Technical Assistance And Production Of The Activities And Events, Thus The Supply In Rental Regime Of The Materials And Infrastructures Necessary For The Provision Of The Service, In Relation To The Organization Of Socio -Cultural Activities And The Like Included In The Festive And Traditional Cycle Of The Town, Stable Programs In The Field Of The Performing Arts And Other Events Of The Fields Of The Fields Of The Fields Of The Fields, And Other Events Of The Commerce, Protocol And Education Organized By The Various Areas Of The Decentralized Municipal Entity Of Valldoreix (Hereinafter, Emd Valldoreix).