Post Entry Amendment. The Post Entry Amendment (PEA) is the means for making corrections on entry summary data presented to and accepted by U.S. Customs and Border Protection (CBP) through the Automated Commercial System. Post Entry Amendments Federal Register notices.
there is colostrum there before the milk comes in and the baby gets enough so there is no need to worry, mother nature is good like that. My milk came in in almost exactly three days, she was born at 10:19 on wednesday and it came in at 10:30 on saturday.
  More details: When you are about 6 months, your body may start to prepare to begin milk production. Usually around 7 months, you will notice colostrum either leaking or expressed from the nipples. This is pre-milk, and for some women, it does not appear until after the birth of your baby.