How to create/edit an Event
Step 1: Log into wisdomoftheearth.com/wp-admin
Step 2: At the top bar, hover over Events and click Add Event as you see below:

Step 3: Click Add New at the top as seen below:

Step 4: Fill out the coupon name, description, and select which kind of discount it is and how much off it will be (as seen below in the highlighted areas)

Step 5: Once you are done filling out any additional information for the coupon, click publish as seen highlighted above.
You're all set!