The mission of the Long Beach Time Exchange is to build and strengthen relationships within the city of Long Beach by connecting people’s unmet needs and untapped resources. We do this through the use of “time banking,” a system in which members give and receive services and skills using “time dollars,” a community currency that uses time as an indicator of value. The concept is simple: One hour equals one time dollar, regardless of the service given, from dog-walking to graphic design, communit …