Greetings can be very expressive sometimes if you stand a chance to know how to express yourself. To make the most memorable moments in life such greetings are very essential. Stay unique, welcome people, be a well-wisher and saying goes like this "Be nice to people and you can expect something in return". Some greetings and expressions require its own mediums (ie) Say e-cards now a days are used almost by everyone all over the world. Pin it to any e-mail of the person you wish to greet and they will remember that moment of cherish. Sometimes it is necessary to express something more than words, and now you get the call for gifts. Gifts speak a lot when you don't know what interests a person, but the warmest greeting can be the simplest form to any expression that you may give.