To avoid possible interference with milk production, some experts recommend avoiding combination birth control methods during breast - feeding if possible. (mayoclinic.org)
Think about possible interference that may hinder the signal of the baby monitor. (momtricks.com)
Later, as states began to close records to the parties themselves, they did so not to provide lifelong anonymity for birth mothers, but the other way around — to protect adoptive families from possible interference or harassment by birth parents.» (exiledmothers.com)