Several of Concur's travel management company partners now are integrated with TripLink, but some have serious doubts about a major part of the program.

Concur last month announced that Adelman Travel Group, Cain Travel, Christopherson Business Travel, Frosch, Gant Travel and Travel Incorporated were live with TripLink. Concur named the providers in its announcement that Lufthansa next year will join the "direct" version of TripLink. In that scenario, the supplier's loyalty program links with Concur user . . .

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