Before revision: Overlay categories Overlay can be categorised in three main ways: Existing facilities: the overlay consists of temporary elements being added to an existing space to accommodate the specific needs of an event (e.g.
After revision: Companies specialising in this arena include WNY found at wny.uk.com and OIBIZA found at www.oibiza.comOverlay categories Overlay can be categorised in three main ways: Existing facilities: the overlay consists of temporary elements being added to an existing space to accommodate the specific needs of an event (e.g.