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https://www.tunneling-academy.com/wp-content/uploads/2022/12/Tunneling-Academy-image-RS.png20261306Cancellation policy: Please be aware that your application to a specific course is only registered upon receipt of the appropriate advance payment. For cancellations more than one month prior to the scheduled course date the full advance payment will be refunded except a charge for administrative costs (150,00€). For cancellations less than one month prior…