Which only says the players rank on the Leaderboard
local GroupID = 2972223 --Group ID of DarkGames™
game.Players.PlayerAdded:connect(function(player)
local stats = Instance.new("IntValue", player)
stats.Name = "leaderstats"
local RankDisplay = Instance.new("StringValue", stats)
RankDisplay.Name = "Ranks"
RankDisplay.Value = player:GetRoleInGroup(GroupID)
end)

2 comments
Are you suggesting we add this feature for you or rather you have evidence of attempting this sort of script yourself?
Anyway, you would need to compare the values returned from GetRankInGroup and add the value for cash.