Class Refund Form Training Class Refund Form If you have taken a Diesel Laptops training class and are unsatisfied, please fill out the form below. Please select the type of training you purchased/attended Please select... In-Person Class DLU Course Premium Training Membership Elite Training Membership Please enter your sales order number from which the class was purchased Please enter the date of the class: Name of Attendee Email of Attendee Contact Email Address (if different than attendee) Please describe the reason for requesting a refund below: