What trademark is used in public relations to refer to phony grassroots campaigns?

More Questions:

What famed London street was home to gentlemen's clubs like the Anthenaeum and the Reform Club?

The Hall of Mirrors is the largest room in what famous structure?

What name is given to the annual festival of music and poetry held in Wales?

Who famously said "When in doubt tell the truth."?

What is the capital of India?

NATO's headquarters are located in which city?

Guitarist Dave Navarro was married for just over three years to which star of "Baywatch" and "Singled Out"?

Whose look-alike archenemy was named KARR?

In which movie does Hugh Grant play a London bookshop owner?

In the TV show "The Simpsons', what field does Carl Carlson have a master's degree in?

What surgeon on the TV show ER shares his name with a "Warlord of Mars" created by Edgar Rice Burroughs?

Before being surpassed, what was the world's tallest building fort just a few months in 1930?

Which king decided to transform Versailles into a royal court in 1661?

What is the Kelvin scale used to measure?

What is the name of Zorro's horse?