Hun, the time to act is now - please don't put it off. You will be fine. Wake her and feed her every 3 hours - 4 is kinda long for a baby that age. also express after her feeds every 3 hours and feed her the expressed milk - you need to let your body know it needs to make more milk. Hiring a breastpump from ABa would be a really good idea. I will suss out an LC for you