Exclusive: Some companies say restrictions have been placed to stop customers ‘exploiting’ offers

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More than a dozen gambling companies have restricted bets from people who make money from promotional offers or who “bet in a manner which is not commercially viable”.

Correspondence seen by Guardian Australia aligns with evidence presented to a parliamentary inquiry, which alleged some bookmakers restrict bets from successful gamblers while encouraging “the highest risk customers who lose the most money and experience the most harm”.