Kwanzaa Day 4 Ujamaa Cooperative Economics: To build and maintain our own stores, shops and other businesses and to profit from them together.. One of the ways black communities, in particular, can prosper, is if individuals support these entrepreneurs in the community. It’s an immigrant tradition. This is one way for the community to grow, create and generate new wealth. I love the idea of cash mobs, so you and 10 of your friends decide that you are going to spend each to make a small-business person happy. The big- box stores can wait. Living the 7 principles of Kwanzaa with Davine Bey, Director of Talent Management Syracuse University