Adobe InDesign can place a lot of different graphic formats. However, one that users usually forget about is Placing other InDesign Documents in your main document. This gives you the advantage of reusing or taking advantage of work that's already been done. It also allows you to more easily collaborate with others on a larger project by placing the InDesign documents done by your colleagues in a master InDesign document. This is also great for Ads that were created as single page documents to go in a larger publication.
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