Home Law Agency’s Source Selection Decision Relies on Key Discriminator Not Mentioned Until Best... LawNewsResource Library Agency’s Source Selection Decision Relies on Key Discriminator Not Mentioned Until Best Value Determination; GAO B-414886 et al, AT&T Corporation November 13, 2017 63 Share FacebookLinkedinTwitter You must be a Paid or Free Trial Member to Access this Content. Paid members, please login to view your news subscription(s). RELATED ARTICLESMORE FROM AUTHOR Expert Opinion GAO Decision Shows Danger of Allowing SAM Registration to Lapse During Solicitation Period Cyber GAO: NASA Needs a Plan to Update Their Cybersecurity Standards Law Protested Wanted More Time to Prepare Bid for Pressure Washing Services. GAO Wasn’t Sympathetic.