Please capitalize where necessary: cook the rice according to the directions on the package, either in a rice cooker or on a stove top.
A: Cook the rice according to the directions on the package, either in a rice cooker or on a stove top.

Please capitalize where necessary: where can i find my hardware id?
A: Where can I find my hardware ID?

Please capitalize where necessary: hotel le centenaire brussels expo is located a short distance from the famous atomium, on the grounds of the brussels...
A: Hotel Le Centenaire Brussels Expo is located a short distance from the famous Atomium, on the grounds of the Brussels...

Please capitalize where necessary: the entire size of your signature shall not exceed 400 pixels wide by 150 pixels high.
A:
The entire size of your signature shall not exceed 400 pixels wide by 150 pixels high.