Please capitalize where necessary: unsure about which type of s1j file you have? do you want to know exactly what it is, who created it, and how to open it?
A: Unsure about which type of S1J file you have? Do you want to know exactly what it is, who created it, and how to open it?

Please capitalize where necessary: look at the commission structure.
A: Look at the Commission Structure.

Please capitalize where necessary: brief overview of the norwegian inheritance law
A: Brief overview of the Norwegian inheritance law

Please capitalize where necessary: it is related that as far back as the seventies he astonished his two professional companions in a walking tour of surrey by setting out in silk hat and frock coat, his night attire being carried in a cardboard box.
A:
It is related that as far back as the seventies he astonished his two professional companions in a walking tour of Surrey by setting out in silk hat and frock coat, his night attire being carried in a cardboard box.