One thing I've added, once I've worked through a similar version of your awesome steps above, is considering what questions they may ask me that I hadn't thought of. I don't know how many times I've stood up and thought "wait, they're probably going to ask for x, y, and z" and found my solution somewhere in there. As I grow in my experience, I hope I'll reach those kinds of thoughts much sooner.
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One thing I've added, once I've worked through a similar version of your awesome steps above, is considering what questions they may ask me that I hadn't thought of. I don't know how many times I've stood up and thought "wait, they're probably going to ask for x, y, and z" and found my solution somewhere in there. As I grow in my experience, I hope I'll reach those kinds of thoughts much sooner.