I think it should be something romantic and from the heart. By the way, girls love big gestures. You could write a romantic wish with words of love right on her Facebook wall. It would be quite bold. But if you're a modest person, you can just post a greeting card with wishes, something like 18th Years Free Happy Birthday Wishes and Images. Good luck! I hope you do it right!
Dude, you're in a minefield right now! Be careful! You won't get a second chance! You're really going to need your luck.
I think it should be something romantic and from the heart. By the way, girls love big gestures. You could write a romantic wish with words of love right on her Facebook wall. It would be quite bold. But if you're a modest person, you can just post a greeting card with wishes, something like 18th Years Free Happy Birthday Wishes and Images. Good luck! I hope you do it right!