11. A method performed by a computing system, the method comprising: monitoring deletions and insertions to copied text in multiple documents, the copied text having been copied from a previous document; determining 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 prompting 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.
11. A method performed by a computing system, the method comprising: monitoring deletions and insertions to copied text in multiple documents, the copied text having been copied from a previous document; determining 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 prompting 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. 16. The method of claim 11 , wherein: the same deletion and different insertions in copied text includes deleting an original sequence of characters from the copied text; and the prompting the same deletion and the new insertion to be made to the copied text in the subsequent document includes highlighting, in the subsequent document, the original sequence of characters.