Thankfully, it wasn't a train wreck!
But yes, there were certainly some things I would have done differently.
For me, I tend to learn more from my or someone else's mistakes than from when something went swimmingly – the post is an attempt to capture some of those.
Your last paragraph strawmans me… but yes, two of my points are related to what you mention. Don't sabotage your team and don't give too much notice – I've seen several people do one or the other of these.