Always be available during the change process. Before the change prepare your friends and family that you may not be available for social events. Reassure your team that you are there for them and you are here to provide them with the necessary resources to lead them through the change. Stress to them that you are available and focused on keeping the communications lines open.
Always be aware of rumors, they will happen before during and after the change. Do not ignore any rumor, put out honest and clear communication as soon as possible. Reassure your team that if they hear a rumor to seek out more information from a reliable source. Remind them that spreading rumors helps no one and will causes more harm than good.