If I understand correctly, blue are people that are online and not your friends and green are friends online. It's explained in this thread:https://maiotaku.com/topics/37306 Also this:
France and NL is a lot less strict than Germany. It really depends on luck here. So far I received much more than 200 international shipments so I have experience. Most of the time they don't notice. But sometimes it gets returned. And once I had to sign a paper to allow them to destroy it or they would take legal action against me. Since then I gave it up.
:3
It's explained in this thread:https://maiotaku.com/topics/37306
Also this: