I begin care once you are ready to have me come to your home. That may be within days after the birth or after a couple of weeks when the inevitable lack of sleep accumulates or when your partner goes back to work. Sometimes intermittent help is required. You will know when you need that next level of care and support. As for how long? I work with your family for anywhere from a week to 12 months but it is best summed up in this quote from Nanny McPhee: “When you need me, but do not want me, then I must stay. When you want me, but no longer need me, then I have to go”