1. What is the advantage of having knowledge in repairing sewing machine?
2. What is the importance of knowing how to repair the sewing machine?

Please answer it correctly, seriously and must have long answers each. If you do not answer it correctly and seriously is I will report you to the moderators, vote 1 star. If you answer it correctly and seriously is I will give you 50 points, brainliest answer, love and vote 5 stars on your answer and will follow you.​