# Applications
In Applications, we provide the following features to help you better access and view data metrics through TE:
- Custom Alerts: Monitor the performance of key metrics and proactively push notifications when anomalies occur. Helps you stay on top of the current state of your business and reduce unnecessary losses or discover opportunities in time
- Template Gallery: Preset rich analysis templates, you can get analysis ideas through templates, and through simple parameter configuration, one-click build Dashboard
- Annotations: Use Annotations to mark key project date nodes (such as version updates, major event releases, etc.) to easily compare the changes of metrics before and after the date in the chart