The remarks, made in an unusual public conference call, attempted to paint the novel preferred stock which he refers to as "iPrefs" as reasonable and appealing to fixed-income investors.

WSJ: Einhorn Presses Case Against Apple

So political proponents of the stadium have apparently resorted to some bizarre math to paint a rosier picture for the public.

FORBES: Minneapolis City Council President Uses Bizarre Math To Push New Stadium For Vikings

And Ms Banerjee seems to think the way to lure tourists to Kolkata is to paint every railing, kerbside, public urinal, roundabout and bridge in blue-and-white stripes.

ECONOMIST: Banyan

Its roots go back to 1998, when Ron Motley, a South Carolina lawyer and veteran of the tobacco settlements, met state attorneys-general and identified lead-based paint as a promising area for public litigation.

ECONOMIST: Environmental risks

But what a campaign does is paint an image of a candidate in the public mind.

CNN: Romney caves to far right

So the state of Rhode Island, with lead paint in 60% of its 415, 000 homes (the national average is 25%), changed tactics and brought a public nuisance case against Sherwin and two other past producers of lead-paint pigment.

FORBES: Chip Thrills

Activists hope to paint food as, like tobacco, a highly addictive threat to public health.

FORBES: How Everybody Can Win the War Against Big Food

Since yarn does not damage property in the same way spray paint might, yarn bombers see their art as a way of reclaiming and beautifying public spaces.

BBC: International Yarn Bombing Day

It could be a wedding, so guests can contribute their photos of the big day, or a public group devoted to pictures of your neighbourhood, your favourite hobby, or even objects (scooters, peeling paint, muscles...).

BBC: NEWS | UK | Magazine | I'll show you mine...