How do you get from 5 million Obamacare enrollees to 7.1 million Obamacare enrollees in two weeks?
You start the applications yourself.
Health and Human Services was mailing out letters notifying certain Americans that they had already started a healthcare coverage application on their behalf.
HHS had started the applications for them.
If it was anyone other than the government who was doing this, it would be called "consumer fraud."