If you have previously bought an item from us, you'll be awarded your Fashion Activist badge when you sell an item, once your buyer has received it and there have been no issues.
If you have previously sold an item with us, you'll be awarded your Fashion Activist badge when you've bought and received an item from your seller.
You'll be notified by push and in your Notification Centre when you are awarded the Fashion Activist badge, and you'll also see the badge in your MyStats section and on your profile page!