在办理案件中,最具有证据意义的是发票——它是最常见的书证、直接证据、原始证据;是商品买卖、货币支付、物品所有权的凭据。制售假发票、虚开发票、买东开西、大头小尾、张店李开、“上帝”自开……。“假发票变奏曲”混淆视听,掩盖了事实真相——审查判断发票的真实性成为办案人员必备的业务技能。 The most evidence-based invoice in the handling of cases - it is the most common documentary evidence, direct evidence, original evidence; is the evidence of the sale of goods, money payments, ownership of goods. Making and selling fake invoices, false invoices, to buy the East West, the bulk of small tail, Zhang shop opened, “God” since ... .... “Fake invoices Variations” confusing audio-visual, to cover up the truth - to judge the authenticity of the invoice has become a case investigators essential business skills.