A cruise holiday can be a dream come true, sailing to exotic destinations in a luxurious floating hotel. However, for those unfamiliar with the rules on board, it can also be a source of anxiety. One area where first-time cruisers often stumble is at the seemingly endless buffet spreads available daily.

While it's tempting to get your money's worth of food, overindulging is frowned upon. Loading up plates with excessive amounts of food is seen as impolite, and sneaking extra into your pocket for later is a definite faux pas. When one curious newbie asked on Reddit's cruise forum if they could "allowed to fill our personal plastic containers with buffet food? " for their daily excursions, seasoned cruisers were appalled, reports the Express .

READ MORE: Gardener shares cheery flower to plant now that bursts into life before winter ends One passenger responded: "Wow, I can't think of anything more tacky honestly," adding that such behaviour was why Venice had stopped allowing cruise ships to dock. Another chimed in: "How tacky can you be," while a third pointed out: "They won't let food off the ship. A lot of ports have laws about what food is allowed to cross their borders.

Also that is super tacky." A more sympathetic Reddit user suggested: "Eat a hearty meal before departing the ship and then perhaps partake in some local cuisine instead of dealing with the hassles of taking food into foreign countries." However, there may be valid reasons why the passenger attempted to take.