# Extra topics

- [How date estimation works](/dh-estimated-devilry-date/extra-topics/how-date-estimation-works.md)
- [Time format](/dh-estimated-devilry-date/extra-topics/time-format.md)
- [How to set 'Order Confirmation Email'?](/dh-estimated-devilry-date/extra-topics/how-to-set-order-confirmation-email.md)
- [Uninstall DH-EDD](/dh-estimated-devilry-date/extra-topics/uninstall-dh-edd.md)