Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should you tell your sister-in-law, a middle school teacher, that her tweeting is inappropriate?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should a gym patron ask management to enforce its cell-free locker room policy?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Does opting out of any and all social networks make you seem "suspicious"?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Is it rude to pop in your earbuds when catching a ride to work with someone?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should you confront a Facebook friend who shares the links you post but doesn’t acknowledge where she found them?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: What should you do when you receive unsolicited messages of a sexual nature on your cell phone?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Is it appropriate to follow your psychiatrist on Twitter or Facebook. How about friending a family member’s shrink?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should you confront a Facebook friend who seems to be mocking your posts with her own sarcastic status updates?

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should you let a colleague borrow your earbuds even though you’re grossed out by it? Plus, other work etiquette dilemmas.

Slate's tech columnist Farhad Manjoo and Dear Prudence advice columnist Emily Yoffe debate the question: Should employers commandeer your social network to promote their products?