Add New Coupon Code
To add new coupon code, just go to WP Offers > Add New. You will see a brand new coupon editor. Just enter coupon information and click on Publish button.

Also, you can draft and scheduled your coupon to publish it later. To draft a coupon, enter coupon information and click on Save Draft button on topbar.
To schedule a coupon, you need to change publish date. If publish date is future date, Publish button will change to Schedule button. Now just click on the Schedule button and your coupon will publish on scheduled date.