The article discusses the effect of informal learning on organizational performance. It presents an online survey conducted by the American Society for Training & Development (ASTD) and the Institute for Corporate Productivity (i4CP). Results showed that many organizations face various issues in their handling of informal learning and many of them are struggling with how to define the concept. However, respondents agree that informal learning is prevalent in their organizations. Among the forms of informal learning include embracing new technology for information exchange and creating time for face-to-face interactions, which results to social networking and successful knowledge transfer. The study concludes that informal learning is present in almost all organizations.