1. It is compared to a “hotel de Ville,” that to say a city hall in France. It isn’t a home at all. It symbolizes Gatsby’s naive idea of class.
2. It has a “thin beard of ivy” that has just been planted, whereas the real house, the Buchanans’, is a solid structure with real ivy and grace. It symbolizes the nouveau riche aspect of Gatsby: he is a pretender.
3. It is in the wrong location—in West Egg, next to Nick’s ramshackle mansion; the rich live in East Egg. So it’s out of place, another indication of Gatsby’s unsure command of the society to which he aspires.
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