fashion icon norma kamali on keeping up with trends and staying interesting. that's coming up next on "your business."ç >>> hi there, everyone, i'm j.j. ramberg and welcome to "your business" where we give you tips and advice on how to make your business grow. a new phenomenon called a cash mob is spreading the nation and spreading worldwide. people are gathering to spend $20 en masse at a local small business. the cash mob acts sas a community-based economic stimulus and a reminder that shopping small can give a big boost to a local company. >> everybody, wave those 20s. let me see them. >> this mob of eager shoppers is not out to find a bargain at a giant super store. >> might be more expensive but it's much more personal. >> that are a friendly mob spontaneously descending on a local small business with the objective of spending $20. >> today i bought a pair of flip-flops and a bottle of wine. >> this is a cash mob. >> it doesn't require you to come out and spend a fortune, you come out, see what this is like and you can't help but buy and enjoy. >> hey, c