Before you do it check out her dogs bloodlines. The last thing you want to do is breed your dog with some screwed up dog with bad health problems and then you now have a bad name for yourself in the breeding world, thus ruining any other chances of studding him out in the future. As far as the money or the dog question, you will probably make about 500-800 dollars for stud services, or get a dog and sell him for 2000-4000 depending on the perdigree. You do the math.