Brittany Chang/Business Insider
- I've worked on cruise ships for years, so I compiled a list of things passengers should stop buying.
- If you drink a lot, it may make more sense to get the drink package instead of individual cocktails.
- Onboard gym classes and nail services are often pricey and not what you might expect.
Between the shopping malls, specialty dining options, and endless alcoholic beverages, it's easy to lose sight of how much you're spending while cruising.