Our Yorkipoo's come with a one year written health guarantee against congenital diseases. Their vaccinations and de-wormers are up to date based on their age. They should be between 7 and 15 lbs as an adults; best guess 12 lbs. They cannot be registered. They can be delivered for $1.50 per mile or $300.00 for shipping. This liter was born 3/21/2010 and we are asking $610.00 for this liter. If you have any other questions or concerns feel free to call 973-652-7758 or stop by 380 McLean Blvd. Paterson, NJ 07513.