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1) No. There's a reason why he turns Dave down and that's consistent across all instances. 
2) Yes. It's tied to affection points. If you have enough, the 'correct' option is to hug. If you don't have enough, the correct option is to give him space.

(+1)

Ah, thank you so much for answering! Sorry for asking too many questions haha

Also, as a sidenote, loving the game! You're making an awesome game and I can't wait for the day it's completed!