My Charlie is a much different puppy than my Gracie was. I am so frustrated with him. I love him so much, but I seem to spend more time yelling No or being upset with him than loving him. He is constantly barking or biting. He has plenty of chew toys but doesn't want to use them. He is always biting me, mostly my hands, feet, arms. Tonight I heard something funny in the kitchen...walked in and found him chewing on my kitchen chair. I was so angry. He destroyed it. I can't afford this and I…