This update strengthens internal tests around event registrations, including checks that isolate the impact of CRM-related rules. It helps ensure future event performance improvements are measured more accurately and reduces the chance of rare test inconsistencies.

The Mail app's file upload logic has been reorganized to make attachment handling more consistent across activities, chatters, composers, and attachment boxes. This is mainly an internal cleanup that should improve maintainability and reduce the risk of upload-related inconsistencies over time.

New tests were added to confirm that rental-related fields on CRM leads continue to work as expected. This helps protect the rental sales workflow ahead of planned performance improvements, reducing the risk of future changes breaking existing behavior.