Hi Michelle, The Flash test is a different test from the DNA test offered by OFA and DDC. I did the DDC test simply because they where less expensive and I did many dogs. I believe the OFA test and the DDC test are the same just offered by different companies. Hope that helps. Terry ----- Original Message ----- From: "Michelle Kaeser" <jovonkennels@xxxxxxxxx> To: <showgsd-l@xxxxxxxxxxxxx> Sent: Wednesday, June 01, 2011 5:21 PM Subject: [ SHOWGSD-L ] DM flash test > For those of you that have done the DM flash test, which one do you think > is more accurate for GSD's.....OFA or the one from DDC > =========================== ============================================================================ POST is Copyrighted 2011. All material remains the property of the original author and of GSD Communication, Inc. NO REPRODUCTIONS or FORWARDS of any kind are permitted without prior permission of the original author AND of the Showgsd-l Management. ALL RIGHTS RESERVED. Each Author is responsible for the content of his/her post. This group and its administrators are not responsible for the comments or opinions expressed in any post. ALL PERSONS ARE ON NOTICE THAT THE FORWARDING, REPRODUCTION OR USE IN ANY MANNER OF ANY MATERIAL WHICH APPEARS ON SHOWGSD-L WITHOUT THE EXPRESS PERMISSION OF ALL PARTIES TO THE POST AND THE LIST MANAGEMENT IS EXPRESSLY FORBIDDEN, AND IS A VIOLATION OF LAW. VIOLATORS OF THIS PROHIBITION WILL BE PROSECUTED. For assistance, please contact the List Management at admin@xxxxxxxxxxx VISIT OUR WEBSITE - http://showgsd.org SUBSCRIPTION:http://showgsd.org/mail.html NATIONAL BLOG - http://gsdnational.blogspot.com/ ============================================================================