The margin leak no one's reviewing: Why FX deserves an audit and how hidden costs are draining your bottom line - London Business News | Londonlovesbusiness.com

Foreign exchange costs are often the largest unmanaged expenses for businesses that trade internationally, yet they receive little scrutiny compared with payroll, marketing, and subscriptions. FX costs are obscured by opaque bank spreads, inconsistent rate sources, and processes not designed to protect margins. Businesses may assume they receive fair rates, but without independent verification they operate on trust rather than data. Unlike typical expenses, FX spreads rarely appear as separate line items, invoices, or approval workflow entries. Conversions can occur dozens or hundreds of times per year, and the true cost is embedded in the rate paid rather than billed separately, allowing significant amounts to remain unnoticed.

"FX is one of the largest unmanaged costs in internationally-trading businesses, yet it often escapes routine financial review until a margin squeeze forces someone to look closer. The problem isn't just that FX costs money. Those costs are obscured by opaque bank spreads, inconsistent rate sources, and processes that were never designed with margin protection in mind."

"You might assume your bank is giving you a fair rate. But without independent verification, you're operating on trust rather than data. Foreign exchange costs don't behave like other business expenses. When you review your profit and loss statement, you'll find supplier invoices, software subscriptions, and payroll costs clearly itemised."

"You authorise a £200,000 transfer to a supplier in euros, and the payment processes without friction. What you don't see is the margin between the interbank rate and the rate you actually paid. This invisibility creates a review problem: No line item triggers scrutiny. No invoice prompts a comparison. No approval workflow captures the spread. No reconciliation surfaces the true cost."

"A business making regular international payments might process £2 million in conversions annually. A 1.5% spread costs £30,000. A 2% spread costs £40,000. Yet these figures remain hidden because the transaction completes successfully and the invoice gets paid. The bank or provider doesn't send you a separate bill for the FX"

Read at London Business News | Londonlovesbusiness.com