Final answer:
When you cannot come to work for a scheduled shift, it is important to provide proper notice to your employer, ideally at least two weeks in advance.
Step-by-step explanation:
When you cannot come to work for a scheduled shift, it is important to provide proper notice to your employer. An ideal timeframe for giving notice is at least two weeks in advance, but this may vary depending on your contract or company policy. Check your contract to see if you are required to give more than two weeks of notice.