Please capitalize where necessary: for example, dogs with the regular form of rabies will attack anything that moves, and there is no itching or sudden death. meanwhile, a cat that has been poisoned displays no signs of itching or personality change.
A: For example, dogs with the regular form of rabies will attack anything that moves, and there is no itching or sudden death. Meanwhile, a cat that has been poisoned displays no signs of itching or personality change.

Please capitalize where necessary: pnrphc.dll device can't work/no sound: actually, in most cases device problem is because of .sys files.
A: Pnrphc.dll device can't work/No sound: Actually, in most cases device problem is because of .sys files.

Please capitalize where necessary: this list is also available organized by age or by popularity.
A: This list is also available organized by age or by popularity.

Please capitalize where necessary: the report describes the background for preparing an environmental product declaration in a dialogue among three enterprises.
A:
The report describes the background for preparing an environmental product declaration in a dialogue among three enterprises.