You can have a different login for each person that you want to be able to see information and perform actions within Dash.
To add a new fleet manager, navigate to the top right icon and select 'Add fleet manager':
Follow the steps to add a new user. Once they are added, they will receive an email which will link to https://dashapp.bonnetapps.com/register, where they will be able to register using the same email and a secure password.