Whether you’re organizing a getaway with friends or preparing for a long-awaited family trip, cruise vacations are fun for the whole group. There are some serious things, however, that passengers should avoid doing at all costs. In order for the cruise experience to be smooth sailing for the whole group (and ship), travelers should know what exactly they should and shouldn’t do before packing their bags, boarding, and exploring the ports.  In addition to gathering some of the biggest cruise faux-pas for prospective passengers, we also spoke with Erica Silverstein, Senior Editor at Cruise Critic, who shared the most important behaviors travelers should avoid in order to save money and stay healthy and safe while at sea. Most cruises can accommodate a wide range of diets and have separate cooking areas for handling allergies and food restrictions, according to Erica Silverstein, senior editor at Cruise Critic. She said travelers who have a simple restriction, like being vegetarian or low-carb, don’t need to call the cruise line in advance to ask about ingredients (unless they want to), as those are relatively easy changes for the dining staff to make at each meal...