Minnie So, you've made the fantastic decision to adopt a greyhound. Congratulations! It's truly an amazing thing you're doing - you're saving a life. Never forget that. But WHOA! Slow down there, hound lover! There are some things you'll need before greyhound adoption. I totally understand the excitement. Someone has already matched you with a grey. You'll imagine it lounging around on the couch. Roaching outside in…