I would try to contact a yorkie rescue (I think someone already suggested that) if you really have to rehome.
I think you are great for taking her in when your coworker pasted. I know you are torn on what to do... but finding a person who will lover her and doesn't travel much is one way of showing love.
__________________ Shinja mom to  Remy  lil Sis to   Bailey and Sammy  |