On Sumsub's own KYB figures, roughly one in five applicants who wait from a few days to a week abandon the process and go elsewhere. Moving too fast costs more, and it costs later.
In July 2025, the FCA fined Barclays £39.3 million over one corporate customer, having found the bank did not gather enough information at the start of the relationship or monitor it properly afterward. When the FCA reviewed firms' due diligence in April 2026, it found they had done the work and could not evidence what was decided, by whom, or under which version of the policy.
This 15-page payments-focused guide covers the six places business verification gives way once volume has grown, from group structures that reach your queue as unrelated applicants to risk scores built on a registration record and nothing else. Each one comes with the fix.
What you'll learn:
- The six failure points that show up once you are onboarding hundreds of counterparties a month, and the fix for each
- What a defensible counterparty file contains, taken from what supervisors found firms unable to evidence
- How to resolve group structures so one owner stops arriving as four applications
- How to build a risk score from the network around a company, and connect it to an action
- Eight funnel metrics that show whether your underwriting is working
This guide is perfect for:
Compliance, risk, and onboarding leads at payment businesses who onboard merchants, partners, and other regulated firms, and who need to approve them faster without weakening the file.




