Systems for identifying, tagging, modifying and reconciling information contained in a document are the subjects of the present disclosure. In one embodiment, the document may be linked to one or more source data formats, which are maintained as the document is modified by one or more users over time. The modifications are tracked and associated source data is updated to reflect those modifications. Clauses, terms and conditions may be revised and templates created based on revisions, and accessed by a user for subsequent use. Methods for selecting, modifying, reconciling and tracking a document, as well as presenting suggestions for a document are also disclosed.