The document provides definitions and examples for various travel-related terms:
1) Location based services use a mobile device's location to provide local information and take location into account. Examples include directions, points of interest, and local ads.
2) Booking aggregator sites like Kayak and Easy Voyage compare offers from different search engines to find the best deals across airfare, hotels, and car rentals.
3) OTAs (online travel agencies) like Expedia and Opodo specialize in travel planning and booking capabilities.