some exercise bikes, i.e. those of daum, have a lighter flywheel, which provides a precise concentric run with higher rotation speeds.

How would the previous sentence be correctly capitalized?
Answer: Some exercise bikes, i.e. those of Daum, have a lighter flywheel, which provides a precise concentric run with higher rotation speeds.
to begin your free file analysis, simply drag-and-drop your ocp file inside the dotted lines below, or click "browse my computer" and select your file.

How would the previous sentence be correctly capitalized?
Answer: To begin your free file analysis, simply drag-and-drop your OCP file inside the dotted lines below, or click "Browse My Computer" and select your file.
audioconverter is the thing you must have if you want to be the master of your music collection.

How would the previous sentence be correctly capitalized?
Answer: AudioConverter is the thing you must have if you want to be the master of your music collection.
amateur playing with dildo

How would the previous sentence be correctly capitalized?
Answer: Amateur playing with dildo