Answer:
When they are caught, they are thrown away. When they escape, you itch all day.
A box without hinges, lock or key, yet golden treasure lies within.
What an fill a room but takes up no space?
At first I am a yellow weed in the lawn, and then the wind blows, and my white feathers are gone. What am I?
It happens when something has been cut with H2O.
If you can get this professional's attention you can get where you need to go for a price.