You are furnished room and board along with your salary, and you don’t have to pay utilities – so your expenses are minimal and you can save your pay.
Crew is generally made up of people from all over the world, you can meet new people and learn about their cultures. You may even have a foreign roommate, which will help you learn a good deal about their culture.
After you’ve successfully completed one contract, you’ll be more likely to be chosen for another. If you choose to continue to work on board you can get promoted and advance your carrier.