Moving lights, gobo projection, lasers, haze, cold sparks, LED screens, sound, and the floor itself. Buy haze before lasers and sound before lighting: an empty-looking floor is a sound problem far more often than a lighting one.
Light and sound before anything else — a room reads as a club through those two. Lasers, haze and LED floors come next; scent and holograms last.
Haze gives beams something to catch, so the effects read across the room. In clean air a laser beam is nearly invisible.
Yes. Send ceiling height, floor area and whether it is a listed building, and we'll size laser power, coverage and rigging to it.