You undertake to teach conscientiously and per the school's objectives, prepare for the lessons, provide the evidence required by the school and comply with hourly agreements on time. Careful clothing, especially for company training, is essential. If the teacher cannot attend, the teacher must notify the school at least 24 hours before the start of the lesson. The teacher can if necessary, also inform your students or the company directly about your absence, but you must also notify the school of the absence immediately.