While PDF files are popular for being tougher to edit, there are some instances when you want to do just that - edit pdf online or offline. We tell you how.

Need to make notes in a PDF, or perhaps correct a few typos or reorganize the pages? Here are the tools and tips you need.

Although it can't open PDF files, OpenOffice can save valid PDF files that you can later edit in Adobe Acrobat. Furthermore, OpenOffice Draw can open JPG files and export them as PDF files natively.