They should not. To minimise charges you can keep your winnings in foreign accounts so that you don't need to deposit each time or you can only act on big arbs with foreign bookmakers.
Besides that, most of our arbs involve bookmakers that accept accounts denominated in GBP. You wont lose out too much by avoiding using foreign bookmakers.
Back to our sports arbitrage frequently asked questions.
We are a sports arbitrage service provider offering:
"I'm very impressed with the service so far, & I've only been a member for less than a week!"
Mr G, Australia