Part with/from/away

Question

I'm confused between part with and part from. What is the rule behind their usage? How do they differ exactly?

Answer 1

part fromThe Free Dictionary

part from someone: to leave someone.

I just hate parting from you.

I must part from her now.

part with (Macmillan Dictionary

part with something: to give something to someone although you would prefer to keep it

I don’t want to part with any of my books.

Answer 2

I look at is as a difference in relationship.

You 'part with' something that you possess:

I could be persuaded to part with this pocket watch for $30".

You 'part from' something or a group:

I must part from you for now but I count the hours until I return".