Sase Stand For
What does SASE mean in the mystery of literary publication?
Self-addressed return envelope
Basically, they want you to send your suggestions in a stamped, addressed envelope (so they don't have to pay in the mail).
Great for your tips!
The returnees give you the correct answer. I just wanted to remind you that freight prices will go up in May. Therefore, you may want to add an additional post to your SASE or use the worm tag when submitting quick questions or asking questions.