When you are using online dating sites, you should message girls through sending proper emails instead of simply winking at them or sending another kind of interest signal like roses or hearts.
The majority of girls on online dating sites do not like it when a guy simply winks at them or sends them some other kind of interest signal in the hopes that she messages him back if interested.
Doing this will often convey the message to the girl that you didn’t bother to read her online dating profile and this is a very big disadvantage.