Research and education law support the use of routines-based interventions for young children with disabilities in the children's natural environments. However, systematic training and practice can provide individuals with the strategies and skills that can enhance these interventions. This article provides guidance for implementing intervention in the natural environment to promote the social reciprocity of young children with autism. It provides techniques for parent training and highlights strategies that can be used collectively during everyday routines and activities to help parents and other caregivers establish long chains of back-and-forth interactions with young children with autism. (Contains 2 tables and 1 figure.)