There is no option to supress them. They are an integral part of "the email" just as there is no option to suppress the body of the email when printed. Two issies. If you correspondents were to get with the program, then they would use BCC to forward mail and the list of recipients would be short. They might also use attachment for content that is meant to be printed. You only choice is to copy and paste into a word processing package and delete the part you do not want to see.