Helping people with computers... one answer at a time.
PDF or Portable Document Format is a common and popular file format used to share documents that can be read on almost any computing device.
Using a PDF printer on your computer can help you organize online pages and articles. I look at establishing your own organizational scheme and permissions.
PDF readers are implementing security measures to protect you from malicious PDFs. I'll look at what to do when that interferes with a PDF's content.