. >> neon signs are so iconic to certain neighborhoods like the hara, like the nightcap.e want to save as many historic and legacy neon signs in san francisco, and so do they. we bring the expertise, and they bring the means to actually get the job done. >> people in tenderloin get really excited as they see the signs relit. as you're driving through the tenderloin or the city, it pretty much tells you something exciting is happening here. >> knee an was created to make the night more friendly and advertise businesses. it's a great way of supporting and helping local businesses. >> there's so many ways to improve public safety. the standard way is having more eyes on the street, but there's other culturally significant ways to do that, and one those ways is lighting up the streets. but what better way and special way to do that is by having old, historic neon signs lighting up our streets at night and casting away our shadows. >> when i see things coming back to life, it's like remembering how things were. it's remembering the hotel or the market that went to work seven d