Why is Independent Verification important? PDF Print E-mail
It is clear to everyone that "You are much more efficient identifying errors in Third Parties outcomes than in your own".

How many times have you re-read a text that you wrote and thought it was orthographically correct when it was filled with errors?

Independent Software Verification and Validation relies on that concept. It is much more cost effective to anylise software products from third parties that your own projects.