Please capitalize where necessary: now there are certain factors that come into play when you are using the outlook application.
A: Now there are certain factors that come into play when you are using the Outlook application.

Please capitalize where necessary: press the volume key up or down.
A: Press the volume key up or down.

Please capitalize where necessary: the channels were cut at different levels to given a different flow distribution during flood times compared to the flows in times of low river water.
A: The channels were cut at different levels to given a different flow distribution during flood times compared to the flows in times of low river water.

Please capitalize where necessary: which has been, most of the e-learning packages have worked perfectly, but in content built from a particular tool, the lms wasn't showing up the scores correctly, and the pass or fail status wasn't showing up correctly.
A:
Which has been, most of the e-learning packages have worked perfectly, but in content built from a particular tool, the LMS wasn't showing up the scores correctly, and the pass or fail status wasn't showing up correctly.