HNWIs can take their pick of the finest luxury brands, defined by having a net worth of at least $2 million. There are 13.7 million of these consumers globally, but with so much to spend, how do they choose where to splash the cash first? And as their ranks grow, how will luxury shopping change?

Today's consumers are eschewing the latest Beyoncé or Taylor Swift fragrance in favour of perfume with a bit more personality. Artisan perfumers have become big business, illustrated by the recent acquisition of independent retailer Le Labo by cosmetics giant Estée Lauder.

Has a certain smell ever flooded your brain with memories from an old holiday? With odour being the strongest sensory trigger for memories, there’s a good chance it might have. Now, research suggests that the smell of a hotel is actually a key factor in pleasing visitors.

Why do people want their technology products to be precious? Why is personal service more important than ever? Should the luxury sector be keeping an eye on social? And how are airports emerging as the 'sixth continent'?