question: to begin your free file analysis, simply drag-and-drop your gui4cli file inside the dotted lines below, or click "browse my computer" and select your file.
Capitalize this past sentence correctly.
A: To begin your free file analysis, simply drag-and-drop your GUI4CLI file inside the dotted lines below, or click "Browse My Computer" and select your file.

question: check rates and availability for hospitality inn. then proceed to booking.
Capitalize this past sentence correctly.
A: Check rates and availability for Hospitality Inn. Then proceed to booking.

question: 'the jews' or 'the jewish question' is then such a taboo subject, so i must congratulate you courageous people to even have come here to listen to politically incorrect informations and opinions from me.
Capitalize this past sentence correctly.

A: 'The Jews' or 'The Jewish Question' is then such a taboo subject, so I must congratulate you courageous people to even have come here to listen to politically incorrect informations and opinions from me.