Subaru Outback Oil Change

Is Is Normal For A Oil Change To Include Changing The Drain Plug Gasket, Or Is It Done As Needed?

We Had A Leak And Was Just Trying To Stay Up On It Just Had Full Oil Change And New Filter A Few Days Ago. Will This Ruin My Car I've...

Every Time I Take My Subaru In For An Oil Change The Oil Is Low.there's No Oil On My Garage Floor Or My Parking Spot At Work. Where's My Oil...

I Was Changing The Oil Filter When A Seal Fell Out And I Don't Know Where The Seal Goes. It Seems To Be The Same Diameter As The Oil Filter...