TURN $500 INTO $128,000 First, it's your money, kinda like you putting it in your TD Ameritrade or Schwab account. So, it remains your money, and you are in control of it. I will recommend at least $500, but if not, at least $300 to start. This investment "doubles" every 44 to 50 days. Here's the schedule of the doubling in your 1st year: Start Ju...