Release-Notes.md

 #### **Version 7.4.0RC**
-* 
+1. **Enhancements**
+  * Eliminate MySQL CAST on datetime columns when expected value type is datetime - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1520)
+  * Optimization of record label computation - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1523)
+  * Extend versioning support to all client side resources - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1526)
+  * Admins can't remove/edit Lists from Shared Lists - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/706)
+  * Pre-Computation of username for better customization and performance - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1529)
+  * Provide hooks to plugin custom connectors and avoid modification in core files - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1535)
+  * Improvised Mexican Language pack - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1621)
+  * Quotes: Send Email with PDF - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1525)
+  * Enabled every 4 months frequency for Recurring Invoice service - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1622)
+  * Secure login passwords - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1285)
+  * Strong password regex has been centralized - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1623)
+  * Celaned up CRMEntity->buildSearchQueryForFieldTypes() api - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1546)
+  * jQuery and dependent libraries (daterangepicker, jquery ui) upgraded to v2.2.4 - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1626)
+  * log4php library upgraded to v2.3.0 - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1625)
+  * Enhanced transferRelatedRecords() api to handle new related fields and custom modules - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1624)
+  * Calendar UI improvized to handle mass select/de-select - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1571) - **Alan lord**
+  * Import feature enhanced to support uitype4 fields in field mapping - [Ref](https://code.vtiger.com/vtiger/vtigercrm/issues/1484)
 
 #### **Version 7.3.0 Hotfix2**
 * Deletion of multi picklist field on Mass edit of records