Nestle's travel retail unit is a US$100m-plus business, which generates the lion's share of its revenue from confectionery. Stewart Dryburgh, who heads the company's travel retail business, says the sector, while a small part of the Nestle empire, presents a strong growth avenue for the group. However, Dryburgh acknowledges it is also a competitive and fast-paced channel and those companies that want to cash in need to navigate some unique challenges. Katy Askew spoke to Dryburgh to find out more.