Click on the drop down arrow in the upper right header menu and select 'Settings'
User Account Settings
Master Account Settings & License Types
Click on the 'Agents' tab to manage your team members
Master Acct holders can add/edit/delete other members here (use the orange icons to edit/delete, and below fields to add new users)
Master Acct holders can add states or add-on's to the account
Agent Accounts are paid (2 included on Team plan) licenses and have access to all states/features of Master Acct holder
Marketing licenses are free and allow a way for sales and marketing to coordinate on an account without using an agent account.