YSK: The Health Insurance Marketplace has staff who are trained to find you deductions to your health insurance costs. If you need to use the marketplace you should call and have them walk you through joining instead of doing it online.
from /r/YouShouldKnow
YSK：健康保險市場有受過培訓的工作人員，他們可以爲你的健康保險費用找到扣減項目。如果你需要使用市場，你應該打電話，讓他們指導你加入，而不是在網上進行。