The right lighting can make a subtle but noticeable impact on consumer buying habits, though it isn’t often discussed outside of “setting the mood.” Studies show that higher quality lights make customers more comfortable, and therefore likely to stay longer and spend more money.
Accent lighting using LEDs could be the best option. They may cost a little more up front, but the savings in energy make up for it. Color also affects consumers – never use blue for food!
Read the full article here: Restaurant Marketing: How LEDs Can Increase Your Sales