You can fill out forms and sign documents that you receive on your iPhone. After you complete a form, you can add your signature and share it with others.In the same menu, tap Open In and then select Spark. PDF Expert will offer you to choose the format, and you'll see this pop-up next:. To Apple investors: Today we are revising our guidance for Apple's fiscal 2019 first quarter, which ended on December 29. We now expect the following: I got an email and voicemail from someone in Tim Cook's office who told me she wants to chat on the phone because Tim actually saw my email, personally read it. Apple chief executive Tim Cook warned investors Wednesday that the company is lowering expectations for its firstquarter performance in 2019. The agency wanted to crack the iPhone of Syed Farook, a suspect in the 2015 San Bernardino shooting. The Apple CEO took a stand.