Bukkit

Opposite Configuration - Step by Step

Step 1

Build a wall or a pillar, which is at least 3 blocks in height. Then place an empty sign on the highest block.

Step 2

Place the TwitterBoard sign on the other side, on the highest block. Specify the "opposite" keyword on the 4th line of the sign.

Step 3

Place a button to input redstone current to the Twitter Board sign.

Step 4

Hit the button.