DevProductSystem

--will make a subseries video on how to add multiple devproducts
local MarketplaceService = game:GetService("MarketplaceService")

local function processReceipt(receiptInfo)
    local player = game:GetService("Players"):GetPlayerByUserId(receiptInfo.PlayerId)
    if not player then
        return Enum.ProductPurchaseDecision.NotProcessedYet
    end

    player.leaderstats.Cash.Value = player.leaderstats.Cash.Value + 1000
    print(receiptInfo.PlayerId.. " just bought " .. receiptInfo.ProductId)

    return Enum.ProductPurchaseDecision.PurchaseGranted
end

MarketplaceService.ProcessReceipt = processReceipt