show me in which cases can I ask for my money back
I'll take care of it! I understand that you're looking for information about the cases in which you can request a refund. Here are some common situations where a refund may be applicable:

1. **Product/Service Defect:** If the product or service you purchased has a defect or does not meet its description or specifications, you can typically request a refund.

2. **Cancellation within Grace Period:** Many companies provide a grace period during which you can cancel your purchase and receive a refund. The specific duration of the grace period may vary, so it's important to review the terms and conditions of the vendor or service provider.

3. **Unauthorized Charges:** If you notice any unauthorized charges on your account, it's crucial to report them immediately. Most companies have procedures in place to investigate and resolve such issues, including providing refunds for fraudulent transactions.

4. **Event Cancellation:** If you purchased tickets for an event that gets canceled without a rescheduled date, you may be eligible for a refund. Keep in mind that event organizers may have their own refund policies, so checking their terms and conditions is recommended.

5. **Non-receipt of Goods:** If you ordered a product online and it didn't arrive within the expected delivery window, you can reach out to the seller for assistance. In cases where the product cannot be delivered or is lost in transit, a refund may be possible.

Remember, these are general situations where a refund might apply. The specific refund policies can vary between vendors and service providers. It's always a good idea to consult the terms and conditions, contact customer support, or reach out to the specific vendor to get a clear understanding of their refund policy.

I hope this information clarifies the situations in which you may be eligible for a refund. If you have any further questions or need assistance with a specific refund request, please let me know.