Buffy gave Giles what she hoped was a Meaningful Look which conveyed both thanks and get the hell out of here, I'll explain later.
If it didn't, she'd just have to work on her Meaningful Looks.
Buffy wouldn't let go of Spike's hand, even as they walked into the house. He looked awful, covered in bruises and scrapes. She'd have to tend to those, probably. Not like that'd be a first time.