What is an extra fee charged for a special service called?

What is an expert in Robert's Rules of Order called? Which word means both an explosion and an enlargement of a photograph? What is an extensive organized search for a fugitive called? What do you call an extra advertising section placed loosely inside a newspaper? Ken Kesey's band of counterculture followers who toured the U.S. in a bus called "Further" were known as the ___ Pranks… The Exxon tanker that ran aground on Bligh Reef in March 1989 was named for which Alaskan port? Which three-letter word names both an eye irritation and a pigpen? Which royal heir, the son of actress Grace Kelly, was born on March 14, 1958, in Monaco?