We understand that invoices can be challenging to comprehend. For this reason, we have complied articles in My Sentrian portal to assist you. Please see below two articles under Admin Hub in My Sentrian portal home page.
Sentrian One Subscription Usage Calculations Explained
For more information on My Sentrian portal, please see My Sentrian – Sentrian IT Support Centre.
If you would like to discuss this further, or perhaps there is something else on your invoice not mentioned in the articles, please feel free to contact your Client Success Manager.