Pancake Your PDF!

No, we're not talking about a defensive lineman smashing a quarterback into the ground! Actually, the term is "flatten" a pdf, but pancake is so much more vivid, don't you think? Flattening a PDF prevents modification of items that you add, like, say, a signature. Here's a great article on why it's important, and how it's done.

How to REALLY redact a pdf

Here's an excellent article explaining how to redact a pdf the right way.