Link your own Accounter login so ManaPack shows exactly the businesses you can access in Accounter. Leave it unset to use your firm's default connection.
Shared Accounter logins (e.g. manaadmin1, manaadmin2) that can be granted to staff who have no personal login. Passwords are stored encrypted and never shown.
Each user uses their own Accounter login when set. Users without one have no access unless you grant them a fallback connection here.