Dear daughter is 'chère fille' in French.
chers amis is how to say dear friends in French.
"Cher grand-parents" it's the same except for 'dear'.
cher oncle
chère famille
Cher John
Cher oncle
my first daughter is 'ma première fille' in French.
If it is YOUR mother or daughter just say hi mum/daughter or Dear Mother or daughters name.
mon Cher is French for my dear.
notre Cher ami
Mon Cher Ange
Chère Christine