Minecraft Emerald Farm Tutorial

PLEASE DIAMOND IF THIS HELPS!Things you will need:
* A villager that wants the material your using.
* Tons of the material
* Material should be wool/wheat/coal/paper.
Optional:
* Make a villager "Farm"

1. What you have to do is either buy that material with some sort of plug-in or make a farm out of the material.
2. Next, you need to do is go to / find the villager that wants the material.
3. Separate this villager from others to continue trading easily.
4. Repeat 1-2 and 5.
5. If your server has a Iconomy plug-in, or an economy that buys emeralds. Just sell the emeralds to become one of the richest players in the server. Over time you will be extremely rich.
Good luck. :)