Learn why time boundaries matter in counselling. Practical guidance for CPCAB Level 2 students on establishing and maintaining therapeutic time limits. If you're training at CPCAB Level 2, time boundaries will feel unnatural. Rigid. Even cold. You're learning to end sessions at an agreed time , whether or not the conversation feels finished. In training, those sessions might be 15 minutes for practice. In qualified practice, they're typically 50 minutes (the "psychological ho