Since the dog can be sent away from the dog to the rich statement is reliable?

Can you send away a self-invited dog? Self-invited dogs can be sent away, although there is a folk proverb that says cats come poor and dogs come rich, but in fact there is no scientific basis for this statement. The self-invited dog refers to the uninvited stray dog, if you do not want to keep, it can be sent away. Once you decide to keep, you have to be responsible for the dog. A dog is also a life, the best friend of man.