The easiest thing to think of in the supplement page of the post-it note is to write memo in the post-it note, and stick a post-it note in the post-it note.

Re-Diy post-it notes are best to choose simple post-it notes, stamps or stickers with different elements.

Using the original pattern elements of post-it notes as collage materials, some post-it notes will be more fancy, and the overall use will be more prominent and difficult to match.