. >> reporter: growing up in hollywood, caitlin crosby has worked as an actress and released pop music but was seeking a way to make a bigger impact. in 2009, after encountering a young homeless couple, a light went off. and she turned a simple jewelry idea into business with a big impact. >> i love that. >> reporter: today, the giving keys factory in downtown l.a. sits just a couple blocks from skid row. where some of l.a.'s 46,000 homeless reside. here, caitlin employs people trying to transition off the streets. and the keys they create are then sold under one condition. that the buyer gives their key to someone who needs it more. >> this isn't just about jewelry to wear because it's cool. it really trains you to keep your eyes open to somebody who is going through a hard time. >> reporter: people like kelly williams. >> doing drugs, so i've been productically everything you could think of. >> reporter: what was your ah-ha moment when you were at your lowest and said i can't live like this anymore? >> went to prison. practically every two years. i wanted something better for my life