Basic thing to know about Sage One Accounting:

The Most Important Security details which owner needs to maintain:

The owner has all rights in sage one accounting to add company, change ownership, change company name add user, control user access, change email address and my profile details.

However, the user cannot control/amend or change these modules.

[For owner’s information - If the user can access all the modules then they can miss use the system, so kindly go through the Control user access to control the access for the users]