that should only happen if either - you haven't setup auto save/auto sync - multiple people editing the documents - you frequently have no Internet and the a

that should only happen if either - you haven't setup auto save/auto sync - multiple people editing the documents - you frequently have no Internet and the application closed when you re-gain Internet or similar if only a single person edits the same document at a time and you always sync changes when they happen that should be a non issue