I Have A 1 Year Old Collie X Rottie and she has never pooped or peeed outsyde since we got her at 15 weeks PLEASE HELP!

Waxman, it's best not to tack your question onto other peoples, especially when that thread is over a year old.
I have moved your question to its own thread.

What training methods have you used so far and what is your current potty routine?

Why don't some dogs eat