Call a meeting to convey the decision to the employee concerned. Provide the employee with the opportunity to be represented or have another person present as a witness.
Confirm the decision in writing after the meeting.
Use the Termination Letter - if the employee is being terminated on notice following previous warnings, or
Use the Dismissal Letter - reserved for situations where the employee is being dismissed without notice for serious misconduct.
Note: Ensure you advise Payroll.