Separations:

1. Navigate to Personnel > Personnel > Transactions > Separation.

2. Search for the employee and enter the separation details (date, type, reason).

3. Consider using the Offboarding module to manage tasks and documentation.

Rehires:

1. Go to Personnel > Personnel > Transactions > Rehire Employee.

2. Search for the employee and update their information as needed.

3. Ensure their status is changed to "Active" and update their position and salary details.