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Congrats on your CLI!
As for your HP/SP question, I actually started a thread on that topic just a few days ago... so far, the results are a little all-over-the-place. If you have a spare moment, share your experience for everybody there as well!
http://ficoforums.myfico.com/t5/Credit-Cards/Care-Credit-Doing-SP-CLIs-Now/m-p/4777965#M1390336
Congrats! on your Care Credit new CLI!
Synchrony does do really well for most customers and they support a good share of useful cards, this being one of them.