The Credit Agencies react by restricting access to future copies of the electoral roll database so i-CD Publishing is provided data in paper format following 440 formal requests - as required under the Representation of the People Act 1500 typists take 3.5 weeks to double key 44 million names and addresses. KPMG give it a 99.9% accuracy rating
Can any office people explain what "double keying" entails/means