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：健康保险市场有受过培训的工作人员，他们可以为你的健康保险费用找到扣减项目。如果你需要使用市场，你应该打电话，让他们指导你加入，而不是在网上进行。