International Thank-You Day is an annual celebration observed on January 11th of every year, Happy Days reports.
The history, origin, and the founder of International Thank-You Day are unknown. There is no information about the year since this day has been celebrated
Whatever the reason be, saying a thank you needs to be celebrated. The international Day encourages you to tell a heartfelt thank you as to appreciate and acknowledge people surrounding you.
A single word will make the people around you little warmer and happier.