How to check if the client is customized?

1. Login to your account in the client base
2. Get the client group ID of the client.
3. Open source tree or any other software where you can view all the remote branches of the system.
4. Check if there are cs or av branches for the client group id you just got.
5. Make sure to check all softwares for possible customizations
6. Access this google sheet to check if there are applied customizations