Pumping works best when you are relaxed. Following a routine may help you to stimulate a good milk flow. It is easier to express milk when you are relaxed. Seek privacy and avoid distractions. Have everything you might need within reach. Apply warm compresses to your breasts to enhance let-down and milk flow. Breastfeeding moms can choose between two types of breast pumps: manual and electric. If you're having trouble deciding, Polly Kocher, an international.