I recommend going to

http://www.yorkieinfocenter.com/

There you will find a wealth of information about Yorkshire terrier dogs.

I purchased this back when I got my first yorkie!

 

AKC breed standard description:

https://www.akc.org/dog-breeds/yorkshire-terrier/

for more definition on yorkies

Helpful Documents:

Dangerous Products

Dog Freindly Benedryl Uses

Dog Friendly OTC Medications

Emergency Info Card

Low Sugar and Eating Tips

Puppy Crying Causes

Puppy Potty Training Timeline

Pyrantel Pamoate De-wormer

Socialization Ideas

Whelping Supplies