"With Love" = "Alofaaga mai ia..." (Then you'd put your name, etc)
Ua ou alofa ia oe
Lo'u alofa
Tofa
Im not too sure how you say lover but love in Samoan is 'Alofa' Hope that kind of helps!!
O e gaualofa?
'Ou te misia oe' is how you say I miss you in Samoan and 'Oute alafa iate oe' is how you say I love you.
Alofa i tagata uma
i koam sei me loave
Alofa i lou tina.
Literally, alofa fa'asaina
Alofa le fa'atuaoi'ina
Oute Alofa Ia Oe
Ou te fiafia i tinoitupe.