Images can be integral content in a manuscript: graphs convey huge volumes of data and information about their relationships; flowcharts relay sequences and relationships; pictures convey context and describe scenes. Images need to be seen while developing a manuscript or reviewing one, because they are so important. But images can also make files enormous to the point of crashing Word or email. Rather than deleting images one by one so that you can work with the file, delete them all at once with this simple Find and Replace in the Find/Navigation panel: