The Blogger service allows users to create and manage a blog for free. While it has options for embedding videos and images and including other multimedia content in blog posts, it lacks the ability to attach specific files to posts. If you want to supplement a blog post with a PDF file, you need to use a separate tool to upload the file, then link to the PDF from the Blogger page. Since Blogger already uses the Google Account system, Google Docs provides an easy way to upload files using an existing account.

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