Printing Mail attachments and PDFs

You can print any kind of text attachments from Mail, including plain text, RTF, HTML, and PDF. To do that:

Open Mail and navigate to a letter with an attachment. Open the letter. Tap the attachment info.

Tap action icon on the top right, then "Open In...".

Tap "PrinterShare". This will open PrinterShare with preview of the selected content.

Note: to open photos and other image attachments, use paste to print instead.