KYC Automation for Scale and the Nuances of Cross-Border Data

We're expanding into a few new regions, and the friction in our KYC onboarding is becoming a bottleneck. Specifically, the varying data residency requirements across different jurisdictions, coupled with the need for real-time verification checks, is presenting a significant challenge. For those operating with automated KYC solutions, what are the primary considerations or unexpected hurdles you've encountered when balancing speed of onboarding with strict regulatory compliance in a cross-border context? Are certain data aggregators better suited for this than others, or is a modular approach with different regional providers the more pragmatic solution?