These so-called “TripBucks” can then be exchanged for Amazon gift cards or other merchandise. The newly launched TripActions offers a Kayak-like platform for booking flights and hotels. It hopes that the simplicity of its platform will help it take on incumbents like Concur and it has already attracted clients like SurveyMonkey and eHarmony, TripActions is not the first company to offer a reward-based approach to corporate travel spending. Venture-backed startups Rocketrip and TravelBank are competing in the space as well, for example. Get the full story at TechCrunch