Welcome to YT.
Congratulations on your first yorkie! I know it's exciting. This site is full of information and offers just about everything you will ever need to know to raise a happy, healthy yorkie. Feel free to browse the various forums and be sure to peruse the stickies at the top of each forum. They are very helpful. This is a link to a current thread that will also be helpful to you:
http://www.yorkietalk.com/forums/gen...tiny-dogs.html