How to Display a PDF in an Email. With the PDF format, your small business can create documents viewable in virtually any operating system or computing platform.

Use the iPad's built-in iBooks application to attach a PDF document to an email. To do this, your computer must have at least iTunes 10.1 installed and your iPad must have at least iOS 4.2 installed.

“Is there any way to password-protect and lock a sensitive PDF file before sending it as an attachment through email? I cannot afford Adobe Acrobat Pro and free primopdf didn’t work for me ...