Answer:
I am a sound made by felines when petted.
I am the tool for inspiring many. Buy me in the store for not much more than a penny. Don't overuse me, or my usefulness will go. What am I?
What has to be broken before you can use it?
A sport with love and service played by singles and pairs.
When I am caught, I am thrown away. When I escape, you itch all day. What am I?
Black we are and much admired. Many seek us if they are tired. We tire the horse, and comfort man, and turn White when we've fulfilled your plan.