Your baby's eyes open during awake periods and close during sleep periods, just as newborn's eyes do. (pregnancy-baby.com)
At nighttime, right before the longest sleep period, I'm a firm believer in mixing in some cereal with breast milk or formula. (get-your-baby-to-sleep.com)
After that point, start nursing after sleep periods or in between when he won't fall asleep as easily, and then lay him down awake every time. (healthyhappysleep.com)