![Mulch on Twitter: "@korybing @USPS Could it be that they were doing a "is this actually media mail" check? This is still crazy negligent for the book to not be put back Mulch on Twitter: "@korybing @USPS Could it be that they were doing a "is this actually media mail" check? This is still crazy negligent for the book to not be put back](https://pbs.twimg.com/media/DxyQr8KUUAA7rSb.jpg)
Mulch on Twitter: "@korybing @USPS Could it be that they were doing a "is this actually media mail" check? This is still crazy negligent for the book to not be put back
![USPS Media Mail FAQs | What can go in Media Mail? | How do I package Media Mail? | And More! - YouTube USPS Media Mail FAQs | What can go in Media Mail? | How do I package Media Mail? | And More! - YouTube](https://i.ytimg.com/vi/pfUYB-z1zBE/maxresdefault.jpg)
USPS Media Mail FAQs | What can go in Media Mail? | How do I package Media Mail? | And More! - YouTube
![Working with USPS because my math grad notes were taken from a media mail box. "Wendy" sends me this form and this very helpful handwritten envelope..... Also Wendy needs to learn to Working with USPS because my math grad notes were taken from a media mail box. "Wendy" sends me this form and this very helpful handwritten envelope..... Also Wendy needs to learn to](https://i.redd.it/80vrsn28j6t11.jpg)