Virtual cards are still a work in progress, but Riot Games travel wizard Sean Parham isn't ready to give up on them. He's now on his second try. The intended benefits — reduced fraud, easier reconciliation and a seamless traveler experience including an easier expense process — are just too tempting.

Last year Parham pulled the plug on a program through CSI globalVCard meant to go live on Oct. 1 when Riot Games switched travel agencies to Adelman Travel. He said the credit qualification process bogged down the initiative for months. That was partly because Riot Games is private and . . .

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