Signed copies are available through the following independent bookstores (supplies limited, US shipping only.)
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Mostly Books AZ, 
Antigone Books,
East City Bookshop,
Hooray for Books 
Parnassus Books
Add a note that you'd like the signed copy during checkout if you are ordering online.
Barnes and Noble Exclusive Edition! This edition is limited, with special cover, case, and endpapers! Order here.

All orders from any US book retailer will receive a book sticker, Alice and Iris character cards, and a book button, but you must email a screenshot (or forward) a copy of your receipt to me here. Gifts of stickers, character cards, and button are handled by the authors, not bookstores. If you have questions, email me. US shipping only.