These are some links to articles about purchasing puppies and finding good breeders to purchase your puppy from.
Determining if a breeder is good:
http://www.jlhweb.net/Boxermap/reputablebreeder.html
Guidelines for finding a good breeder:
http://www.inch.com/~dogs/breeders.html
Questions to Ask Before You Buy:
http://www.veterinarypartner.com/Con...=0&SourceID=28
What to look for when buying a puppy:
http://www.globalpaw.com/dog-article...ing-puppy.html