Such nationality-specific targeting is currently available for people from Brazil, Indonesia, China, South Africa and India. In a blog post announcing the new targeting product, Facebook said Middle East airline company Etihad Airways tested it last fall before the Indian holiday Diwali. There are 27 million Hindus on Facebook who live outside of India, according to Facebook. “Using expat targeting, Etihad connected with expats with messages about traveling home for the holiday,” the post said, “reaching 536,00 Indian expats living in the Middle East, leading to 700 bookings and a 50X return on investment.” Get the full story at Marketing Land and Facebook