What does it mean to be a responsible pet owner?
To be a responsible pet owner you have to care for your pet. because pets is not for dress up games. what i mean is some people just have pets because they think they are cute and want to dress them up.you also have to make sure it don't have any diseases. don't for get to

What can pet owners do to help stop pet overpopulation and homelessness?
people WHO don't own a pet should take one homeless pet in and make it part of their family. if not they should take it to a shelter to be taking care of instead of leaving it on the streets. if the pet is real sick take it to the animals Doctor don't just throw it out like it is a piece of trash.