You have to write 25 posts per week, preferably in the section of cryptocurrency discussion.
You need to write two posts in the ANN topic.

Helow manager can you explain more about this rules our post counted only if we post in bitcoin discussion altcoin discussion and ANN thread only?

You can write anywhere you want.. Just make sure to write 2 posts a week in Egaas Official Thread:
https://bitcointalk.org/index.php?topic=1607749.0