If a client emailed you a PDF with a combination of pages in portrait and landscape mode, some pages may display at a 90-degree angle. Adobe Reader lets you rotate the view so you can easily read this ...

Here’s a quick but very useful Preview tip. Have you ever downloaded a PDF brochure that has a mix of portrait and landscape pages? You can use Tools -> Rotate Left (or Rotate Right) to flip the pages ...

Over at MacOSX Hints, a poster has figured out how to rotate a single page in Preview without affecting any other pages in a PDF file. The secret lies in the option key. By holding it down before ...