General tips on using complex features

For those of us who haven’t used things like AMM and spectrograms before, it would be great to have some helpful tips for how to use them, common pitfalls in their setup (routing, avoiding getting EQs fighting one another, etc) and so forth. I suspect a lot of us have a vague idea of how to use these, but it feels like the kind of situation where a little knowledge can be a dangerous thing.