Methods and apparatuses for detecting the flow volume of a fluid using alternating vortices. The wheeled attachment system generally includes an end support, a pair of wheel assemblies extending from opposing sides of the end support, a pair of side supports extending from the end support adjacent the pair of wheel assemblies and at least one strap extending from the pair of side supports. A portable container includes an outer vessel having a least one internal projection and an inner vessel received within the outer vessel. Analytics and computer simulation may be employed to evaluate business performance metrics of each of said transformed business processes.