Listed here are some links that you may find helpful in your search for information and reputable breeders:

www.everythingsheltie.com  (The best site for professional breeders)
http://www.allpetsdirectory.com/">puppies
http://www.pawsnclaws.org/ 
http://www.naiaonline.org/body/articles/archives/debark_qna.htm  (debarking facts and myths)
http://www.waglinked.com/  (show and performance dog community)
www.akc.org
www.royalcanine.com  (Royal Canine Shipping)

www.goreshelties.com                       Lori Gore
www.greyfyresheltiee.com                 Sue Sharp
www.belmarkshelties.com                 Bella Thompson
www.legacyshelties.com                    Veronica Covax
www.appleacresshelties.com             Locklyn Guzman
www.oakknollshelties.com
www.eddlemanhillshelties.com          Tammy Eddleman
http://www.NoelsShelties.com            Christine Lance
www.jesstarshelties.com                    Jessica Starbuck