She worked for the company handling Sun's employee purchase plan and stock option plans. I've stuck with her as she he moved from company to company (generally by acquisition). Establishing a standing order was simply a matter of calling her up and telling her what I wanted to do. I'm not sure how it was implemented on her side though.
Have you considered using IBKR to do the same sort of automated order execution, but without the AUM fees?
Everyone is different of course, I'm not a min/maxer trying to eek every cent out of my investments. My goals are/were around not having to work if I don't feel like it. I do understand people who use their net worth as some sort of 'score' they feel they need to 'win.' That is not who I am.
[1] I basically consider a zero fee robo-investment strategy in specific ETFs as the 'null hypothesis' here. If the team out performs that, it is okay, if they don't we need to talk.