It can help to
mix with other breastfeeding mothers (eg by attending local ABA group) as this can help her to become familiar with a breastfed baby's normal behaviour and gain support.
It is also vital to
connect with other breastfeeding mothers and become familiar with the behavior of a normal breastfed baby; mothers who make plenty of milk worry that their babies aren't getting enough when they're fussy, if they feed often, or aren't long sleepers.
Surrounding
yourself with other breastfeeding mothers can be invaluable!