Based on the context and the answer, generate a question. 

Context: They asked if we were going to try for our Canine Good Citizenship certificate and I said yes and we were hoping to go further and do therapy work . They also invited us to stick around and watch the Rally class and give it shot . They said Poodles usually need more of a challenge !

Answer:

To validate that their dog has met the proper training requirements .



Why would the people want their dog get the certificate ?