Method and systems for accumulation are described. In one embodiment, a dispensing station includes a receiving opening, a dispensing opening and a storage area. The dispensing station receives and dispenses a container. A transportable storage system includes multiple partitions disposed on a carrier portion to define multiple carriage sections. The carriage sections are electronically identifiable and selectively hold or eject the container. A bin apparatus for receiving the container includes a movable portion to selectively hold and release the container. A control unit for commanding the bin apparatus to dispense the container to a desired carriage section of the transportable storage system is provided. Additional methods and systems are disclosed.