1. Eight golden rules of sociable networking (The Guardian)
Twitter, Facebook and LinkedIn have improved online manners: but we’re still plagued by whiners, chuggers and oversharers, says Kate Bevan.

2. Defining "Platform" and "Platform-as-a-Service" (ReadWriteWeb)
When it comes to cloud computing the term "platform" is becoming a buzzword bandied about without much concern for meaning, argues Audrey Watters.

3. The implications of consumers spending more time with Facebook than Google (Forrester)
Augie Ray says he’s always surprised when there’s a great deal of news buzz over something everyone knew was going to happen. Whether Google or Facebook is #1 is less interesting than what the trend really means, he says.

4. Nokia bets on software (Financial Times)
To the extent that the mobile phone business is turning into a battle of rival software platforms, then having Stephen Elop at the top of the world’s biggest handset maker makes a lot of sense. But there’s much more to it than that, of course, which is why Nokia’s choice for its next CEO is a risk, says Richard Waters.

5. Can Microsoft’s Stephen Elop save Nokia from oblivion? (The Guardian)
Nokia has brought in Microsoft business head Stephen Elop as its new chief executive, but can he make a difference as the company struggles to compete in the smartphone market? Charles Arthur finds out.