Warn Command

local GroupId = 1234567 --REPLACE 1234567 WITH YOUR GROUP ID
local MinimumRankToUseCommand = 255 --REPLACE 255 WITH THE MINIMUM RANK ID TO USE THE !WARN COMMAND

game.Players.PlayerAdded:Connect(function(Player)
    Player.CharacterAdded:Connect(function(Character)
        local WarningGUI = script.WarningGUI:Clone()
        WarningGUI.Parent = Character.Head
    end)

    Player.Chatted:Connect(function(Message)
        local SplitMessage = Message:split(" ")
        if SplitMessage[1] == "!warn" and Player:GetRankInGroup(GroupId) >= MinimumRankToUseCommand then
            local NameOfPlayerToWarn = SplitMessage[2]
            local PlayerToWarn = game.Players:FindFirstChild(NameOfPlayerToWarn)
            local Reason = Message:split(NameOfPlayerToWarn)[2]

            local WarningGUI = PlayerToWarn.Character.Head.WarningGUI
            local CurrentWarnings = WarningGUI.Warnings

            CurrentWarnings.Value = CurrentWarnings.Value + 1
            WarningGUI.WarningLabel.Text = "W" .. CurrentWarnings.Value .. " - " .. Reason

            if CurrentWarnings.Value >= 3 then
                PlayerToWarn:Kick("You've reached the maximum number of warnings and have been kicked from the server.")
            end
        end
    end)
end)