钱汇过去了，鸽子却一他要货。周先生很爽快地答应，并承诺如果星期五汇款过来，周一就家也找不到人。” 　　鲤中派出所相关工作人员告诉记者，                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 周先生这种行为已经构成诈骗。但由于是异地办案，难度相对较大，时间跨度也大，                      不会马时要妥善保管好汇款单据。