My mom vs our mom 우리 엄마
I'm confused...
Sometimes if someone says my mom, they say our mom instead (우리 엄마). If I want to say "my mom" do I always use 우리 엄마? Also, for things like my friend, my house, etc. do I use 우리 as well? Or can I use 제?
Basically when should I use 우리 vs 제 (our vs my).