This post is focused on the patterns
xxx to someone and
xxx for someone, which is different from "You must wear a suit TO an interview" vs "You must wear a suit FOR an interview" that talks about many situations except for these two patterns.
This is a new experience for me.
Our system is probably new to you.
In TWO AND A HALF MEN SEASON 1, EPISODE 5
Charlie: What happened? Did I do something wrong? Please don't tell Alan's wife.
A lady: No, you didn't do anything wrong. I really like you.
Charlie: Okay. This is new for me.
According to another ell post, "The task was new to me" is more natural than "The task was new for me".
According to Ngram Viewer, both are in use
Are there some rules or situations for when to use which?