We wish to draw your attention to severe inadequacies in your performance at work.
This is a formal written warning that your work performance is unsatisfactory for the following reasons:
1. [enter details]
2.
We expect immediate correction of the problem otherwise we shall have no alternative but consider the termination of your employment. If you have any questions you may wish to ask about this notice, or if we can help to improve your performance or correct the difficulties, then please speak to your employer at the earliest possible opportunity.