Whew enough to write a book here!
Here’s some more:
1. Keep an open mind.
2. Music is a contextual experience, listen in as many different environments as you can
3. Music is an emotional experience, let your ears and heart be connected without losing your head
4. Find what you like and do more of it; the field is changing so there are always more options
5. Buying used is an upgrade option, with experience.
6. Find trustworthy sources of information and be careful of scams in this field.