There is the cost of your service or product (your time, materials or costs), the fee or prices you would charge on the open market, and then there is the value you would put on it when trading for something you might never have had the luxury nor the budget for.

FORBES: Bartering for Survival - Have I Got A Deal for You

When a property is registered as a community asset it cannot be put on the open market for a six-month period.

BBC: Old Minehead hospital to be sold by NHS Somerset

Randy Brown's screenplay is on shakier ground when it tries to get father and daughter to open up to each other.

CNN: STORY HIGHLIGHTS

The open approach that Valve decided on years ago is paying off big when it comes to the living room -- if only five percent of that installed base jump in on Steambox in 2013 (what we'd call a highly conservative guess), that's 2.5 million users.

ENGADGET: 2013: The year that Valve attacks HD

It's even more of an achievement when you realise that the Australian Open is played on hard courts.

BBC: The French revolution

The UN Security Council showed at an open meeting in New York on Thursday that it is still deeply divided over when and in what cases intervention was justified.

BBC: Mbeki: 'UN must tackle African crises'

This separation of church and state is really important because it means that when you open your notebook, your focus is undiluted by reminders to do this or that later on.

FORBES: The Author's Notebook