26. The non-transitory computer readable medium of claim 21 , wherein performing the at least one operation on the first one of the plurality of transaction documents comprises altering the first one of the plurality of transaction documents.
26. The non-transitory computer readable medium of claim 21 , wherein performing the at least one operation on the first one of the plurality of transaction documents comprises altering the first one of the plurality of transaction documents. 28. The non-transitory computer readable medium of claim 26 , wherein: the user input comprises a user selection of a reject command, and altering the first one of the plurality of transaction documents comprises physically marking the first one of the plurality of transaction documents with a mark associated with the user, the mark signifying review of the first transaction document by the user and identifying the document as being rejected by the user.