Please capitalize where necessary: the results are thus not representative of the respective wood species or for exotic wood in its entirety.
A: The results are thus not representative of the respective wood species or for exotic wood in its entirety.

Please capitalize where necessary: the elite of the regime maintains a lifestyle of imported luxuries.
A: The elite of the regime maintains a lifestyle of imported luxuries.

Please capitalize where necessary: the best. the place where the apartment.
A: The best. the place where the apartment.

Please capitalize where necessary: however, there are cases where you might lose your important information stored on toshiba hard drives because of formatting.
A:
However, there are cases where you might lose your important information stored on Toshiba hard drives because of formatting.