Prepare your Holi celebration by sending a greeting card to your friends.You can use a greeting card with text of “Happy Holi 2018” such as on this picture. The Holi 2018 date is on Thursday, 1st March until Friday, 2 March 2018. So, you have enough time to prepare.
By the way, the original Holi celebration is a Hinduism festival in India and other countries. But now, all people in around the world celebrating this festival. The festival also popular as “spring festival” which people spreading and smearing each other with colorful powders and waters.