Under the Radar Conference in Review: Twilio presented to an audience of entrepreneurs, upstarts, startups, and venture capitalists at the event, showcasing its super-simple solution for creating voice/touchtone apps that run over phones using well-known Web development techniques. The CEO, Jeff Lawson, was praised by panel moderators and attendees alike, with Rafe Needleman from CNET News noting his ability to sell snow in Alaska. Twilio's API reference documentation, SDKs, and sample apps are available for developers to use, while the company also offers a Resource Center with ebooks, industry reports, and webinars on customer engagement. The event took place in Palo Alto, California, on April 27, 2009.