QUESTION: Fix punctuation: The bustling metropolis is not easy to get to the point Berlin is in many cities In an area as big as Munich Stuttgart and Frankfurt am Main together the Berlin experience a variety of very differentinfluenced urban neighborhoods centers and districts
ANS: The bustling metropolis is not easy to get to the point: "Berlin is in many cities," In an area as big as Munich, Stuttgart and Frankfurt am Main together, the Berlin experience a variety of very different-influenced urban neighborhoods, centers and districts.

QUESTION: Fix punctuation: He started his career at Reuters and studied at the cole des Hautes tudes dIngnieur in Lille and the University of Leicester
ANS: He started his career at Reuters and studied at the ecole des Hautes etudes d'Ingenieur in Lille and the University of Leicester.

QUESTION: Fix punctuation: CRUCERO starts with a circulation of around 40000 Copies and is available from newsagents
ANS: CRUCERO starts with a circulation of around 40.000 Copies and is available from newsagents.

QUESTION: Fix punctuation: Candyboxbiz is just one more invasive adware application that has been active for quite a bit of time now
ANS:
Candy-box.biz is just one more invasive adware application that has been active for quite a bit of time now.