diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/CrmMessageController.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/CrmMessageController.java
index 7e003e66f..32a0eb6ca 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/CrmMessageController.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/CrmMessageController.java
@@ -20,7 +20,6 @@ import org.springframework.web.bind.annotation.RestController;
 import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
 import static cn.iocoder.yudao.framework.security.core.util.SecurityFrameworkUtils.getLoginUserId;
 
-
 @Tag(name = "管理后台 - CRM消息")
 @RestController
 @RequestMapping("/crm/message")
@@ -30,7 +29,8 @@ public class CrmMessageController {
     @Resource
     private CrmMessageService crmMessageService;
 
-    @GetMapping("/todayCustomer")
+    // TODO 芋艿：未来可能合并到 CrmCustomerController
+    @GetMapping("/todayCustomer") // TODO @dbh52：【优先级低】url 使用中划线，项目规范。然后叫 today-customer-page，通过 page 体现出它是个分页接口
     @Operation(summary = "今日需联系客户")
     @PreAuthorize("@ss.hasPermission('crm:message:todayCustomer')")
     public CommonResult<PageResult<CrmCustomerRespVO>> getTodayCustomerPage(@Valid CrmTodayCustomerPageReqVO pageReqVO) {
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/vo/CrmTodayCustomerPageReqVO.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/vo/CrmTodayCustomerPageReqVO.java
index 3a14104c6..f47dfb468 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/vo/CrmTodayCustomerPageReqVO.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/controller/admin/message/vo/CrmTodayCustomerPageReqVO.java
@@ -15,6 +15,8 @@ import lombok.ToString;
 @ToString(callSuper = true)
 public class CrmTodayCustomerPageReqVO extends PageParam {
 
+    // TODO @dbh52：CrmContactStatusEnum 可以直接枚举三个 Integer；一般来说，枚举类尽量给数据模型用，这样枚举类少，更聚焦；这里的枚举，更多是专门给这个接口用的哈
+
     @Schema(description = "联系状态", example = "1")
     @InEnum(CrmContactStatusEnum.class)
     private Integer contactStatus;
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/customer/CrmCustomerMapper.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/customer/CrmCustomerMapper.java
index bf68e64ee..125249d14 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/customer/CrmCustomerMapper.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/dal/mysql/customer/CrmCustomerMapper.java
@@ -85,6 +85,7 @@ public interface CrmCustomerMapper extends BaseMapperX<CrmCustomerDO> {
                 .eq(CrmFollowUpRecordDO::getType, CrmBizTypeEnum.CRM_CUSTOMER.getType());
 
         // 拼接自身的查询条件
+        // TODO @dbh52：这里不仅仅要获得 today、tomorrow。而是 today 要获取今天的 00:00:00 这种；
         LocalDate today = LocalDate.now();
         LocalDate tomorrow = today.plusDays(1);
         LocalDate yesterday = today.minusDays(1);
@@ -93,12 +94,14 @@ public interface CrmCustomerMapper extends BaseMapperX<CrmCustomerDO> {
             // 1.【客户】的【下一次联系时间】 是【今天】
             // 2. 无法找到【今天】创建的【跟进】记录
             query.between(CrmCustomerDO::getContactNextTime, today, tomorrow)
+                    // TODO @dbh52：是不是查询 CrmCustomerDO::contactLastTime < today？因为今天联系过，应该会更新该字段，减少链表查询；
                     .between(CrmFollowUpRecordDO::getCreateTime, today, tomorrow)
                     .isNull(CrmFollowUpRecordDO::getId);
         } else if (pageReqVO.getContactStatus().equals(CrmContactStatusEnum.EXPIRED.getType())) {
             // 已逾期：
             // 1. 【客户】的【下一次联系时间】 <= 【昨天】
             // 2. 无法找到【今天】创建的【跟进】记录
+            //  TODO @dbh52：是不是 contactNextTime 在当前时间之前，且 contactLastTime < contactNextTime？说白了，就是下次联系时间超过当前时间，且最后联系时间没去联系；
             query.le(CrmCustomerDO::getContactNextTime, yesterday)
                     .between(CrmFollowUpRecordDO::getCreateTime, today, tomorrow)
                     .isNull(CrmFollowUpRecordDO::getId);
@@ -107,10 +110,11 @@ public interface CrmCustomerMapper extends BaseMapperX<CrmCustomerDO> {
             // 1.【客户】的【下一次联系时间】 是【今天】
             // 2. 找到【今天】创建的【跟进】记录
             query.between(CrmCustomerDO::getContactNextTime, today, tomorrow)
+                    // TODO @dbh52：contactLastTime 是今天
                     .between(CrmFollowUpRecordDO::getCreateTime, today, tomorrow)
                     .isNotNull(CrmFollowUpRecordDO::getId);
         } else {
-            // TODO: 参数错误，是不是要兜一下底
+            // TODO: 参数错误，是不是要兜一下底；直接抛出异常就好啦；
         }
 
         return selectJoinPage(pageReqVO, CrmCustomerDO.class, query);
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageService.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageService.java
index 803b3ef15..c0bdb42e8 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageService.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageService.java
@@ -13,6 +13,7 @@ import jakarta.validation.Valid;
 public interface CrmMessageService {
 
     /**
+     * TODO @dbh52：注释要写下
      *
      * @param pageReqVO
      * @return
diff --git a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageServiceImpl.java b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageServiceImpl.java
index 86cc22faa..523a64671 100644
--- a/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageServiceImpl.java
+++ b/yudao-module-crm/yudao-module-crm-biz/src/main/java/cn/iocoder/yudao/module/crm/service/message/CrmMessageServiceImpl.java
@@ -8,7 +8,7 @@ import jakarta.annotation.Resource;
 import org.springframework.stereotype.Component;
 import org.springframework.validation.annotation.Validated;
 
-
+// TODO @dbh52：注释要写下
 @Component
 @Validated
 public class CrmMessageServiceImpl implements CrmMessageService {
diff --git a/yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/spu/ProductSpuServiceImpl.java b/yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/spu/ProductSpuServiceImpl.java
index 537d03ebe..9986c7e61 100755
--- a/yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/spu/ProductSpuServiceImpl.java
+++ b/yudao-module-mall/yudao-module-product-biz/src/main/java/cn/iocoder/yudao/module/product/service/spu/ProductSpuServiceImpl.java
@@ -168,6 +168,7 @@ public class ProductSpuServiceImpl implements ProductSpuService {
         if (ObjectUtil.notEqual(spuDO.getStatus(), ProductSpuStatusEnum.RECYCLE.getStatus())) {
             throw exception(SPU_NOT_RECYCLE);
         }
+        // TODO 芋艿：【可选】参与活动中的商品，不允许删除？？？
 
         // 删除 SPU
         productSpuMapper.deleteById(id);
@@ -235,6 +236,7 @@ public class ProductSpuServiceImpl implements ProductSpuService {
     public void updateSpuStatus(ProductSpuUpdateStatusReqVO updateReqVO) {
         // 校验存在
         validateSpuExists(updateReqVO.getId());
+        // TODO 芋艿：【可选】参与活动中的商品，不允许下架？？？
 
         // 更新状态
         ProductSpuDO productSpuDO = productSpuMapper.selectById(updateReqVO.getId()).setStatus(updateReqVO.getStatus());