I have to see in which cases can I request my money back
Assuredly! I completely understand your need to have a clear understanding of the situations in which you can request a refund. Here's a breakdown of the common scenarios that may qualify you for a refund:

1. **Product/Service Defect:** If the product or service you received has a defect or doesn't match the description provided, you are typically eligible for a refund.
2. **Cancellation within Grace Period:** Should you change your mind and decide to cancel your purchase within the specified grace period, you usually have the option of receiving a refund.
3. **Unauthorized Charges:** If you notice any charges on your account that you didn't authorize or recognize, please let us know. We will investigate the issue and assist you accordingly.
4. **Event Cancellation:** If you purchased tickets for an event that gets canceled without a rescheduled date, you are typically entitled to a refund.
5. **Duplicate Charges:** If you notice multiple charges for the same item on your account, please inform us so that we can rectify the issue and issue a refund if necessary.
6. **Non-receipt of Goods:** If you haven't received your ordered product within the expected delivery timeframe, please reach out to us. In such cases, you may be eligible for a refund.

Please keep in mind that each vendor or service provider may have specific nuances in their refund policies. To get a comprehensive understanding, it's advisable to review the terms and conditions of the specific vendor or service. If you have any specific concerns related to an order, please provide me with the relevant details, such as the order number, and I'll be glad to assist you further.

I hope this clarifies the refund process for you. Is there anything else I can assist you with today?