"You can't neglect the fact that some high school girls quite willingly do this, " he says.

CNN: ASIANOW - TIME Asia

Mr Duncan Smith said he believed most people would recognise that "the first lesson you learn is that, when you do something willingly and you set out to do it that is criminal, then you must bear the consequences of what you do".

BBC: England riots: IDS considers ending looters' benefits

"If the prime minister wants me to apologise for having interfered so directly in Iraqi affairs, I'll do it willingly, " he said.

BBC: NEWS | Middle East | France ready to apologise to Iraq

As with Facebook, the users willingly, voraciously, do the work gratis.

WSJ: Is Twitter Really Worth $10 Billion?

So when I was forced to swing by Microsoft's homepage again this week (not something I do readily or willingly) I was interested to see how Gates's newfound passion for customer service had changed things.

CNN: ASIANOW - Asiaweek | Intelligence | Technology: Bill and the BubbleBoy

Most willingly share their market views, but do not provide (or are rarely asked about) their exit strategy.

FORBES: Always Have An Exit Strategy

"The recession has a lot to do with whether people would leave as willingly as they would before, " said Michael Mulgrew, the president of the United Federation of Teachers.

WSJ: Data Shows Teachers Stay in Job Longer

In no other milieu do so many people, from such a broad demographic swath, willingly answer so many intimate questions.

NEWYORKER: Looking for Someone

Do we have in Twitter, a forum where millions of moods are willingly posted every minute by active people who may or may not mirror the types of people who are investing in equities markets, a gauge for the ways that people will behave with their investments?

FORBES: Can Twitter Predict the Stock Market?

The market, needless to say, recognizes and willingly pays for, indeed prefers the latter BTUs because they are higher quality, can do more and produce more valuable things.

FORBES: Demand-Side Economics