1. A method comprising: defining a plurality of known document types; obtaining a collection of previously classified documents that are each associated with a respective document type from the plurality of known document types; extracting features from each document from the collection of previously classified documents to define feature information describing features extracted from the collection of previously classified documents; obtaining a subject document that is associated with a user; extracting one or more features from the subject document; comparing the one or more features from the subject document to the feature information; associating the subject document with one of the known document types based on the comparison of the one or more features from the subject document to the feature information; and transmitting the document to a cloud storage system for storage in a dedicated storage location that is associated with the user and contains only documents of the respective known document type that is associated with the subject document.