Version 2.1 of Dropbox iOS App has just been recently released and it has added needed support for PDF
users. The old version allows users to open images and other documents but with the recent changes
made by Dropbox, users can now open PDF documents from the cloud wherever they are. Aside from
PDF support, Dropbox also added notification and file sort features.
OK, so you want to stamp your document. Maybe you need to give reviewers some advice about the document's status or sensitivity. This tip from author Ted Padova demonstrates how to add stamps with the Stamp Tool along with related comments.