seperation anxiety

Got my first Chi two weeks ago , she is 10 weeks and 1 kg and the cutest thing alive ! Was easy to potty train, but struggling to make the change to outside. Love her to bits, dreading leaving her alone at home next week. She is very attached and even cries when I shower. Any advice ?

My roommate recently got a Chihuahua from an acquaintance of his who could no longer keep her due to financial troubles. I also have a dog, a German Shepherd, but this question isn't about him. The woman he got Tosha from said that she was potty trained, but she keeps peeing and pooping in the...