20. A computing system comprising: at least one processor; and a non-transitory computer-readable storage medium comprising instructions stored thereon that, when executed by the at least one processor, are configured to cause the computing system to at least: monitor changes to text copied into multiple documents, the copied text having been copied from a previous document; determine that a same deletion and different insertions have been made to the copied text in at least a threshold number of documents, the threshold number being greater than one; and prompt the same deletion and a new insertion to be made to the copied text in a subsequent document based on the determination that the same deletion and different insertions have been made to the copied text in at least the threshold number of documents.
21. The computing system of claim 20 , wherein the copied text is presented in an email interface.