Offer for each page in the manual a button that will read out loud the content of that page in your native language with the default voice used by Tesla (navigation).
With text to speech, this is not costly of difficult to realize. However, some software will need to be made to process special parts of the text and where images have been inserted. Implementing this can improve road safety, as the driver can listen to the manual being read while keeping his or her eyes on the road. This feature is currently not available at the competition.