You've received a promo code and you want to use it for your next Groover campaign?
You'll need to add the code in the "Promotional code" field at the bottom "Review Campaign" step and click on "Add". This is the step after selecting the curators you want to contact and before validating your campaign. See below:
You'll have to add at least 6/7 contacts to be able to apply a code with a % discount
To add your promo code and reduce the price of your campaign, you should have already selected the influencers you want to reach and pick up the track you want to send.