This article presents the process that led to the development and implementation of an online education program which aims to help stepfamily couples enrich their relationship as well as the relations in their stepfamily. Reviews of the literature on both the challenges faced by stepfamily couples and parents, and the prevention programs offered to this population, were conducted. The conclusions drawn from these reviews form the basis of the online education program The stepfamily: A team to build which is briefly described in this article.