Usul nih, gimana biar rame, dibikin level2 buat member :
Misal :

0-500 posts : Junior Member
500 - 1000 posts : Senior Member
1000 - 2000 posts : Ultimate Member
2000-5000 posts : VIP Member
dst..

Tapi ini juga takutnya tar encourage spam sih ... ini sisi buruknya