1. A system comprising: a communications interface operable to receive a message from a client device transmitted via a network, the message including a block list identifying a plurality of blocks in a plurality of candidate files; an optimizer component operable to optimize at least a portion of the plurality of blocks identified in the block list, wherein optimizing includes deduplication and compression operations, and wherein the optimizer produces optimized data; and a storage component operable to store at least a portion of the optimized data in a suitcase volume.