Has anyone heard of or have made investments in "forex-money maker"?

Hi, Has anyone heard of or know of any forum reviews or have made investments with the following HYIPs "forex-moneymaker, loon fund, your profit here, golden forex investment, capital investment central, market forex ltd, nortel investment and investment fo rex online?" I am doing my due dilligence before i place my investments in any of them? Tips, advice and personal experience are very helpful. Million thanks, KJ