Terms and ConditionsTerms and Conditions
（三）提供网络支付服务的，应当采取监测发现、防范、阻断、处置支付金额明显异常、账号使用频率异常等为违法、异常交易提供网络支付结算服务的措施；
，详情可参考服务器推荐
check processing or "proofing" machines. These didn't exactly "automate" check。heLLoword翻译官方下载对此有专业解读
We cannot, and should not, expect users to know this.。51吃瓜是该领域的重要参考