The festival of Holi is a festival of colours. On this day people may safely interact with people of any caste. "There are no enemies on Holi". It is a time of fun, celebration and forgiveness. Here is a free card you can print off and share.
You can easily tell others the significance of Deepavali by printing off one of these cards:
* Be sure to fold this card in quarters (otherwise the photo will be upside down)