You can type on a PDF using one of several different options, depending on the device you are using.

How to Save Part of a PDF File to Another File. PDF files are text-based documents that can include links, photographs and other media. They're typically opened with Adobe Acrobat or as read-only ...

Need to edit a PDF document but don’t want to pay for the more expensive Adobe editors? You can add text to and sign a PDF with just the free Reader program.

You will be able to type into fields, check boxes, and select from options provided in a dropdown menu. Any changes can be saved in the file or as a copy, just like with any other document on Drive.