QUES: The fastest and easiest way to open your CD file is to doubleclick it

correct the punctuation.

CORRECTED: The fastest and easiest way to open your CD file is to double-click it.

QUES: You get full control over barcode symbology image format orientation size and human readable text display option

correct the punctuation.

CORRECTED: You get full control over barcode symbology, image format, orientation, size and human readable text display option.

QUES: Cozy loft of 25 m with a spectacular terrace overlooking the whole city

correct the punctuation.

CORRECTED:
Cozy loft of 25 m with a spectacular terrace overlooking the whole city.