Please let me organize my shop.
Wormy's Recycled Books
Agreed. Similar to other comments suggesting seller's shelves or genre grouping. This is a very popular idea.
Renee @ Pango
We do allow for pinning up to 10 listings to the top of your shop! We're looking into more ways to organize as well, but here's a start: https://pangobooks.canny.io/changelog/app-web-highlight-listings-by-pinning-them-to-the-top