There is no limit to the number of managers or budtenders assigned to drawers. Even if multiple people are selling from a drawer, the sales will always be connected to one cashier (via their employee pin) for tracking purposes.
Add an Employee to a Drawer
Select "Drawers" from the left sidebar navigation.
Select the "+" button.
A drop-down will show employees available to assign to that drawer for the day or shift.
Click the employee to be assigned to the drawer.
Repeat these steps to add additional employees to one drawer