Fidelity reduced its mobile-deposit limit to $1,000 from $100,000 for certain customers after a number of check scams ... and do not apply to investment accounts like 401(k)s or Roth IRAs ...

Fidelity Investments ... “We look at the work they’re performing and what they want to do when they’re away from their desk. And one of the key thing is a client hands them a check to ...