Hi! Welcome to TamaTalk! As for showing you around, well look. At the top of the screen you will see " Site Map" click on it and you should see everwhere in Tamatalk and you can easily visit that somewhere.
Here's a way: Look for topics that say PINNED. Like in Introductions it should say Welcome to TamaTalk. There are also certain rules for each forum. Just a basic one: Please no spamming: