Violence against women and girls (VAWG) is highly prevalent in Haiti and constitutes a serious public health problem. Social norms promoting power imbalance between women and men and condoning VAWG are also wide- spread. Changing these norms and curbing the cycle of VAWG in Haiti is an important step toward ensuring health- ier, more productive, and safer communities in Haiti. This report documents the lessons learned from a review of the planning, implementation, and evaluation of community mobilization interventions concerning VAWG in Haiti, namely the SASA!