Whether you have overbooked yourself, realized you have a conflict, or otherwise can’t or don’t want to participate in a project, it’s essential to uncommit gracefully. Doing so will keep your reputation intact and your relationships strong. The author offers six tips to help you go about saying no after you’ve already said yes with tact and professionalism: 1) Consider the cost. 2) Shift your perspective. 3) Be diplomatic but truthful. 4) Preserve the relationship. 5) Offer an alternative. 6) Learn from it.