Quote Originally Posted by lat9 View Post
It looks like you've made some changes to the store's template and/or CSS for the checkout_one page. In the as-zipped distribution, once a customer clicks into the shipping-address section (after clicking the "Edit" button), a CSS overlay appears which covers the "Submit" button until the customer either clicks "Cancel" or changes the address and presses "Save".
I recalled making a change to the css file that would automatically have the "add to address book" checked. I will replace the css file with the original from the distribution and report back.

Thank you lat9 for your assistance