If you notice a possible error in a quiz, or if any other information is missing from, please let us know as soon as possible. In the case of a possible error in a quiz, it’s important that your feedback is backed up by evidence.

Similarly, if you’d like to contribute new quiz content, or special documents for our FLIGHT OPERATIONS or SAFETY sections not yet available on our platform, you can send us your documents with a download link generated from It’s free and very intuitive.

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