I use Square Cash to process purchases.
Individual copies are $13. Multiple copies are $11 each.
Go here to purchase: cash.me/$deronbauman
In the “Optional Note” section of the purchase page, please include your email address and how many copies of each book you would like.
For example: firstname.lastname@example.org 1 Mockingbird 2 Fort Bragg
Feel free to contact me at deronbauman at gmail dot com if you have any questions.