Sassy is my 9 mon. goldie.i dont know what 2 do!!!everytime she sees some1 she goes crazy!!!ive already tried waterbottles (waste of money).all the books ive read say training classes but i dont have the money ($100 at Petsmart)she also bytes,it hurts2.expecially when she gnarls at me.I NEED HELP!!!!!!!!!!!!!!!!