Alternators may use isolation to cut off your access to your child or grandchild. They may say you provoked the alienation, and that it is your fault. They may turn your grandchild / child against you, and constantly challenge your parenting skills. They may spread lies and rumors about you. The goal of this behavior is to create divisions in relationships.
Alternators may use intimidation to cause you or the child to be fearful by using looks, gestures, and actions such as yelling or smashing things. They may violate your personal boundaries.
Alternators may treat you or the child like a servant, they may make all the decisions, discredit you, speak for you, deny you the right to privacy, and cut off access to your privileges with your grandchild / child. They may embarrass you in front of family and friends.
An alternator will make you feel badly about yourself, and play mind games. The alternator will make you feel guilty. Their ultimate goal is to manipulate your feelings, and reinforce your fears.
Alternators may threaten to reveal secrets or private information about you. They may threaten to harm you in some way.