1. Go to Properties > Edit > select property > Discounts > Go.
2. Next to your chosen discount click Copy:
3. Choose where you want to copy it to and click "Copy discount":
Please note: If a discount conflicts with the same discount on another property for the same dates or overlapping dates, you will will receive the following alert before it will allow you to copy:
Click OK if you want to proceed or Cancel to abandon the copy. By clicking OK, it will remove the conflicting discounts and replace it with the one you are copying.