This article discusses how computer-mediated communication, negotiation of meaning, and cooperative task-based learning can be combined in a VoIM-mediated activity to benefit language learners. The author starts with a brief review of how the three aspects of learning can benefit language learners. The author then describes a VoIM-mediated cooperative task. The rest of the article explains how to set up the activity, including technical requirements, planning in eight stages, and materials selection.