What do you do if you receive a PDF document by e-mail and need to sign it and send it back? You probably print it out, sign it, and then scan it again before e-mailing it. It’s a tedious process and the quality of the document is, of course, reduced. Thankfully, there’s a better and faster way to go about this process. You can sign electronically instead. This isn’t the same as digital signing, which is a secure method involving signing keys and encryption. Instead, it’s just a way to get your signature on the “paper” without involving any real paper. It’s about as secure as the print and sca…