Can my Business contribute to my HSA?

**this article in progress**

See also Can my Business deduct meals?
See also Can my Business deduct travel?
See also Can S-Corp Owners' deduct medical premiums through their business?
See also Can my Business deduct charity/pro-bono work for which I was never paid?
See also Can my Business (non S-Corp) deduct my Home Office and use of my personal Vehicle?
See also Can my Business (S-Corp) deduct my Home Office and use of my personal Vehicle? Intro to Accountable Plans