Few technology decisions carry as much organizational weight as the choice of a core HR system. An HCM platform touches every employee, anchors a growing share of people processes, and tends to remain in place for the better part of a decade. The cost of choosing poorly is measured not only in license fees, but in the disruption, the workarounds, and the loss of confidence that may follow. And yet buyer's remorse is remarkably common. Organizations that ran a thorough process