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Notes on pricing, auctions and reselling from the Pricing Logic team.
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5 Jul 2026
Auction Fees Calculator UK: The True Cost of a Lot Before You Bid
A £100 bid rarely costs £100. Buyer's premium, platform fees and VAT usually add 30–48% on top. Here's how to work out the real all-in cost — and your true maximum bid — on BidSpotter and i-bidder.
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