I like this social proof (from M1 Finance, a discount brokerage) that the promotion they are emailing about frequently has seen good uptake from other users:pic.twitter.com/8rZkTo5x6v
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If your situation is also complicated I think the best current option is Interactive Brokers, which is simultaneously wonderful, but it is definitely the C of discount brokerages. "If you shoot your own foot off, that's on you. You knew what you were getting into."
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