Separate beds, first date conversation topics, and not relying on your vibrator.
FAMILY: Are you the typical oldest/youngest/middle sibling?Obviously, this question doesn't work if she's an only child. But it's a non-nosy way to gain a little insight into your date's family dynamic. (For the record, I'm the stereotypical oldest sibling--bossy and entitled. But I earned it for softening up my parents.)
Vibrators: Too Much Of A Good Thing? [Betty Confidential]