A step-by-step instruction
Once you have activated and logged on, you will only see three boards. You can only post in the Welcome Central. Select the board as highlighted.
Once you are in the Welcome Central board, you can only read other posts. YOU CANNOT reply to any thread.
There is only one button you can use.
Select the New Topic Button as shown.
Give your post a title and type in a message. Select the Post button as shown.
Now click the Home button and wallah, all the boards come to life.
This inconvenience is necessary to trap Spammers and Trolls.