How can I train a 3- year old blind since birth dog?

Absolutely just need to do a little work, i would contact a professional in your area. My company has worked with blind and deaf dogs before. here is a link. a href="http://youtu.be/uzEMmWMUVZw" rel="nofollow"http://youtu.be/uzEMmWMUVZw/a , you should search for one of our trainers in your area.