An automated warehouse storage system for storage and retrieval of items and conveying items within the storage system, the system comprising: a plurality of primary multilevel storage racks, the primary multilevel storage racks positioned parallel with one another, and extending in a first direction; wherein the plurality of primary multilevel storage racks has at least one storage rack exchange level, in which items are delivered to or retrieved from the storage racks, and at least one exchange position in the at least one storage rack exchange level; and wherein at least one transfer shuttle is configured to travel in a second direction spanning the exchange positions of the storage racks and transverse to the first direction, the transfer shuttle and the exchange positions configured for exchanging items between the transfer shuttle and the exchange positions of the storage racks to retrieve or deliver items, wherein the primary multilevel storage racks are located in facing pairs with an aisle in between each storage rack of the pair the automated warehouse storage system being characterized in that J Z the primary multilevel storage racks of neighboring aisles adjoin one another; and in that an automated storage and removal apparatus is provided for each aisle for storage and retrieval of items, which exchanges items directly between adjacent storage racks in a certain level by actively displacing items between a storage rack of a first aisle and a storage rack of an adjacent aisle using passive transverse conveyance locations and the automated storage and removal apparatus is an aisle shuttle located in the aisle and in that an exchange position is formed by an exchange platform being accessible by the transfer shuttle and also being accessible by the automated storage and removal apparatus of each aisle, the storage-entry and removal-from-storage apparatuses are racking serving units or single-level racking serving units and the exchange position is formed by an exchange platform being accessible by the transfer shuttle and also being accessible by the automated storage and removal apparatus of each aisle, such an exchange platform formed in the sense of a flat surface. a plurality of primary multilevel storage racks, the primary multilevel storage racks positioned parallel with one another, and extending in a first direction; wherein the plurality of primary multilevel storage racks has at least one storage rack exchange level, in which items are delivered to or retrieved from the storage racks, and at least one exchange position in the at least one storage rack exchange level; and wherein at least one transfer shuttle is configured to travel in a second direction spanning the exchange positions of the storage racks and transverse to the first direction, the transfer shuttle and the exchange positions configured for exchanging items between the transfer shuttle and the exchange positions of the storage racks to retrieve or deliver items, wherein the primary multilevel storage racks are located in facing pairs with an aisle in between each storage rack of the pair the automated warehouse storage system being characterized in that J Z the primary multilevel storage racks of neighboring aisles adjoin one another; and in that an automated storage and removal apparatus is provided for each aisle for storage and retrieval of items, which exchanges items directly between adjacent storage racks in a certain level by actively displacing items between a storage rack of a first aisle and a storage rack of an adjacent aisle using passive transverse conveyance locations and the automated storage and removal apparatus is an aisle shuttle located in the aisle and in that an exchange position is formed by an exchange platform being accessible by the transfer shuttle and also being accessible by the automated storage and removal apparatus of each aisle, the storage-entry and removal-from-storage apparatuses are racking serving units or single-level racking serving units and the exchange position is formed by an exchange platform being accessible by the transfer shuttle and also being accessible by the automated storage and removal apparatus of each aisle, such an exchange platform formed in the sense of a flat surface.