Hipmunk is a tiny company compared to online travel giants like Priceline and Expedia that can far outspend it on marketing. But Hipmunk, which has won a following for its simple, uncluttered hotel and flight search service, is finding creative new ways to market itself that don’t require spending a fortune. Last week, it announced a deal with Yelp, the crowdsourced review site, to allow people to book hotels through Hipmunk without ever leaving the Yelp site. On Tuesday, it plans to announce a deal with an even bigger site, Yahoo, to allow travel bookings through Hipmunk on the site. In a phone interview, Adam Goldstein, the chief executive and co-founder of Hipmunk, said the Yahoo and Yelp agreements are the first of a number of such deals the company plans to announce soon. Get the full story at The New York Times (blog)