If you need help for setting up groups ex: admin then please just ask. I will right an example for how you should write it to me.

Group Name:
Prefix:
Color Of Prefix:
Commands:
EX: Essentials - Fly
or
Essentials:
fly
gamemode
Factions:
create
disband
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You can have as many groups as you want and I do it for free.
Also if you have skype please add me its fine if you dont know
Skype: K2Widowmaker00