US Patent 9002935 Copying document content through a hosted system

A computer-implemented method of sharing data between computer applications includes receiving, at a server system from a remote computing device, an identification of a first composite document that is arranged to encapsulate a plurality of distinct sub-documents; receiving at the server system an indication of a user intent to copy one of the sub-documents to a second composite document; identifying one or more composite documents stored on the server system to which a user associated with the remote computing device has access; receiving an indication of a user selection of a second composite document from among the one or more composite documents; and causing the indicated one of the sub-documents to be copied to the second composite document.