Cruise Etiquette A cruise liner looks like a little town or town. 2) Be Respectible: When you’re on board a cruise liner, make certain that you’re effectively dressed at all times. If you would not make use of that approach to go to the video gaming center or a dining center or the swimming pool, then do not believe that you can get away with it simply thinking about that your on a cruise liner. A cruise liner resembles a little town or town. If you would not utilize that technique to go to the video gaming center or a dining center or the pool, then do not believe that you can get away with it simply due to the truth that your on a cruise liner.