Most importantly, we need to appreciate and thank Allah (SWT) who granted us His guidance and did not leave us away from the Truth of Real Islam of Muhammad and His Ahlul Bayt (AS).
There are few suggestions :
1. Reciting of Ziyarat Aashura is very great every day or when ever you can.
2. Talking to and inviting people to the Truth of Imam Husain (AS) in any suitable way which should be wise and helpful in making people realize the fact of the Real Islam of Imam Husain and distinguish it from the corrupt religion of Yazeed and his gangsters.
3. Gifting good deeds to Imam Husain (AS) and his family and followers.
4. Serving the mourners on Imam Husain (AS) and the religious activities.
5. Reading more about he life and sayings of Imam Husain (AS and passing the information to people.