"If after reading our articles What are the different types of transactions I can make on Cobee?, Understanding the status of my transactions and Reasons why you can't make a purchase you still have doubts, or there is an error that you can't explain through our Help Center, from your app, you can enter the details of the transaction, select the button at the bottom of the screen "Is there an error", and follow the steps. Our Customer Experience team will reach out to you to help you with your query".