Alert Settings lets you choose how your team sees Alerts for Customers and/or Items.
Go to the Employee toolbar to Employee Prefs and for Display Alerts choose from:
Yes (in-line) - Show Alerts in a Modal dialog that must be OK'd to continue
No - Do not show Alerts
Yes (aside) - Show Alerts in a dialog at top right that can remain open
Aside + Items - Show Alerts on the side including for Items on transactions