Cisco Meraki licensing models

This video about Cisco Meraki licensing models - Co-term licensing and per device licensing.
It also included the below topic :
Co-Term License expiration date calculation
Per-Device Licensing Features & Capabilities
Licensing Model Similarities
Licensing Model Differences
License state
30 days grace period
Key points in Meraki Licensing.

[@nathaniel28able]

when will the license start counting ...?