For better or worse it was his flagship legislation.

Here's a refresher for you on which branch does what. (Hint: the President is the Executive branch, and Congress is the Legislative branch).

USA.gov - Branches of Government

And here's more about the ACA, including who introduced it to Congress...I'll give you a hint, it wasn't Obama.

Affordable Care Act - Wikipedia

I understand it is commonly referred to as one of his flagship policies, but my point is that he is one person in a much larger process. Do you disagree?

I don't really care though, it isn't a laziness competition.

No competition, I was asking what the difference between the two were. You seemed to have no problem stating your opinion when the question was directed at someone else, so I wanted to give you a platform to continue with your thoughts, feelings, and opinions on that subject to expand the discussion. But like you said, 'I don't really care though'.