it is a mistake to believe, that the jewish problem has arisen during the last few decades and that it is only a matter for our modern age.

How would the previous sentence be correctly capitalized?
Answer: It is a mistake to believe, that the Jewish problem has arisen during the last few decades and that it is only a matter for our modern age.
the good news is that the visual editor does not screw up your div tags by replacing them with p tags. however, it does remove any tags [...]

How would the previous sentence be correctly capitalized?
Answer: The good news is that the Visual editor does NOT screw up your DIV tags by replacing them with P tags. However, it does remove any tags [...]
splash the employees in this game you have to throw water balloons towards the employees in the office. just left click...

How would the previous sentence be correctly capitalized?
Answer: Splash the employees In this game you have to throw water balloons towards the employees in the office. Just left click...
when you're finished playing white speedy car coloring check out these great new games that have just been added to game car:

How would the previous sentence be correctly capitalized?
Answer: When you're finished playing White speedy car coloring check out these great new games that have just been added to Game Car: