Please capitalize where necessary: it is read-only software that has user friendly interface and repairs zip archive without affecting its file structure.
A: It is read-only software that has user friendly interface and repairs ZIP archive without affecting its file structure.

Please capitalize where necessary: she got a law degree at university dublin but she didn't make use of it because she moved to london to work as a waitress.
A: She got a Law degree at university Dublin but she didn't make use of it because she moved to London to work as a waitress.

Please capitalize where necessary: all you need to do is turn it and allow the gel turn out as you use it on your teeth. hang on for 60 seconds and rinse off.
A: All you need to do is turn it and allow the gel turn out as you use it on your teeth. Hang on for 60 seconds and rinse off.

Please capitalize where necessary: since i had three seemingly different problems, so can i help three groups of people. toll, or?
A:
Since I had three seemingly different problems, So can I help three groups of people. Toll, or?