Google Drive is a file storage and synchronization service developed by Google. It allows users to store files on their servers, synchronize files across devices, and share files. Itis a RESTful online file storage web service for storing and accessing data onGoogle Cloud Platform infrastructure. 

The service combines the performance and scalability of Google's cloud with advanced security and sharing capabilities.

Google Drive offers users 30 GB of storage associated with Email and Drive through GSuite in default. To check the storage of your current Drive, here is the spot.

If it exceeds the limit, we could face some issues.

• Mail won't work if the drive usage goes above 95%.
• Won’t store any data inside the drive.
• Won’t allow creating any Google documents.

To avoid such circumstances, please follow the below steps.

• Free up space by deleting old emails especially from the trash.
• Delete files by size in Google Drive listed from largest to smallest.
• Delete permanently from the trash in Drive as well if you don’t need them.

These methods wouldn't apply (The support Team will require all emails), please immediately contact IT support, we'll upgrade your storage.

Please note that Google doesn't have a proactive system to notify the administrators regarding theuser's storage quota, so it's the user's responsibility to notify the warning and take appropriate action from above.