I'd say that if you had a strained relationship with your mom for whatever reason the best thing to do is be open with each other talk it over try and work it out somehow as opposed to just putting a wall up and pushing them away.
Being a teen can be tough. Just try to surround yourself with really good...
My mom is in the navy and my dad works for the army but I never called them...
Happiness will come from materialism not from meaning.