PDF is really a container and can have just about anything inside of it. https://www.w3.org/2013/04/odw/odw13_submission_52.pdf https://www.w3.org/2013/04/odw/

PDF is really a container and can have just about anything inside of it. https://www.w3.org/2013/04/odw/odw13_submission_52.pdf https://www.w3.org/2013/04/odw/odw13_submission_52.pdf PDF with csv attachments is a good compromise but I rarely see that. Usually it is PDF or Excel and the PDF is a nightmare to munge.