In the 1920s and 30s, the headings of pages carried bossy instructions to customers about the correct phone etiquette.

BBC: NEWS | UK | Magazine | Dial H for history

But what's the proper etiquette for dealing with cell phone faux pas or people who've shunned you for their BlackBerry?

CNN: Where are your high-tech manners?

The analysis of text messages shows that people are developing their own "etiquette" in what is acceptable between mobile phone users.

BBC: Men and women have developed identities for sending texts

When it comes to communication, be it by phone, text or e-mail, Oliver says many of us need to clean up our etiquette acts.

FORBES: The New Rules Of Business Etiquette