Acrobat DC
PISD has a limited number of Acrobat DC licenses for educators and staff. If you work with editing PDFs and would like to request a license for this product to be installed on your computer, please contact Laura.Carpenter@pisd.edu.
Tutorials
"Fill, edit, sign, and share PDFS on any device. Learn the basics or refine your skills with tutorials designed to inspire."
https://helpx.adobe.com/acrobat/tutorials.html