San Francisco has always been considered as one of the luxury real estate leaders thanks to its dynamism and its attractiveness. Therefore, this is one of the favourite destinations of American billionaires.The luxury real estate market in San Francisco is buyer's market and this upmarket represents 20% of the real estate transactions held in San Francisco. The market is particularly influenced by seasons as the wealthy population does not hesitate in taking summer or winter holidays. Besides, more and more high-end constructions are being built, which enlarge buyer's range of choices. This is a good period for buyers, who can enjoy a little decrease in prices.