IBKR can also be finicky when it comes to what they allow on their platform. They seem to want people to do stock brokerage, and not use their service for other things despite offering a whole lot of convenient features that suggest they want you to use them.
I used them a lot for automated transfers, paying bills and keeping cash and they weren't happy about it.
I used them a lot for automated transfers, paying bills and keeping cash and they weren't happy about it.