HelloSign. HelloSign makes it easy to sign PDFs and Word documents without having to print them. In the video embedded below I demonstrate how to use HelloSign in your web browser. HelloSign is also available as an Android and iOS app.
Applications for Education
In the course of the school year there are plenty of documents that we all have to sign for one reason or another. You could print those documents, sign them, then scan them. Or you could use HelloSign to sign them within your web browser and never have to print or scan them at all.