iOS 9 tip: How to sign a PDF directly in Mail (and other PDF tricks) | MobileAdvisor | Scoop.it
Until just recently, the only method to sign a PDF you received in your iOS Mail inbox was to open it in a third-party PDF app, after that paste the file back into a Mail message-- workable, certain, however clunky. With the arrival of iOS 9, however, you could currently put your John Hancock...
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