Chat channel commands are now listed when you login, so no need to repeat here...
However, a few tips to help you get started and not feel so lost your first time logging ine.
TIP 1 : Look that the bottom middle of the screen. You will see the zone number, then the (POS) position numbers. the left pos number means east/west. Whaen the left number is going DOWN that means WEST. The middle number means north/south and when it is going DOWN that means you are heading SOUTH.
TIP 2 : To drink water, stand in any body of water, lake or river, and right click the 3rd from the right icon bottom of the screen that looks like a shovel and pick. It will say resources and when clicked it opens the resource dialog that shows any resources you are currently standing on. When standing in water you will see a water drop in the resources box.. right click it to drink.
Please post tips and tricks here for new players, and be sure what you post works how you describe.