1. In your Marsello app admin, go to Customers
2. Select Include Unsubscribed, then search for your customer by name or email address
3. Click on your customer's name
4. Click Re-subscribe customer now at the top of the page or Re-subscribe under the customer's profile
5. Click Yes, re-subscribe customer to confirm
The customer will be added back to your loyalty program with their loyalty points balance and activity history. They can now continue to earn points and redeem rewards again.