I emailed them and got this response:
Thank you for your response. Yes, we do need your address to send you a retractable Sharpie. If I might inquire, how did you find our offer? Do you purchase office supplies from Chuckals?
I appreciate your response.
Marketing and Promotions
Chuckals Office Products
GSA Contract #GS-02F-0086N
Army BPA Contract #W911SE-04-A-0017
Ph: 253-620-2350 / 800-334-5769
(Army Information Site Only)