I am a brand new member. How can i increase my rank?
You need merit and required activities to increase your rank. It wouldn't take long for you to become a Jr. Member since it only requires 1 merit. You can get merit by creating useful information good quality post. It'll be very challenging since it's hard to get merit easily. You need to apply hardwork and patience. Study hard and do your best.
Read the following so that you'll understand more:
Forum ranks/positions/badges (What do those shiny coins under my name mean?)
https://bitcointalk.org/index.php?topic=178608.0Merit & new rank requirements
https://bitcointalk.org/index.php?topic=2818350.0