<prompt> Human: I currently have 2,000 to invest and will continue to invest monthly. Which route is best?TD Ameritrade, has a 3,000 minimum balance to open need to waitTS Ameritrade through HSABank, 5,000 minimum balance for no monthly fee or 3.00 monthly fee if below this amount but can start investing nowRobinhood no fees  <response>: A traditional or Roth IRA through Vanguard, Fidelity, or Schwab. 