What does the phrase "neu gratis facto nulla rependatur" mean?

You could speculate that it is important for motorists to keep -up-to-date with traffic laws and driving techniques

Metals are good conductors due to the presence of many

For the speaker, which of the following is a less distracting and easier approach than using a presentation outline? a. using post-it notes, color coded b. using notecards c. using full sheets of lined notebook paper d. using the preparation outline