However, it has a relatively small share of the desktop publishing market, which is dominated by Adobe InDesign and formerly by QuarkXPress. Publisher is included in higher-end editions of Microsoft Office, reflecting Microsoft's emphasis on the application as an easy-to-use and less expensive alternative to the 'heavyweights' with a focus on the small-business market, where firms do not have dedicated design professionals available to make marketing materials and other documents. Microsoft Publisher is a desktop publishing application from Microsoft, differing from Microsoft Word in that the emphasis is placed on page layout and graphic design rather than text composition and proofreading.