What to ask or know before mortgage refinancing?

[Black]

ztirffritz wrote:
I've owned my home for about 7 years and I've paid down about 1/3 of the principle so far. I just refinanced so that I can pay it down even faster.

That's a good point.
If you could theoretically reduce your payment from $1800 to $1400 that's $400 extra you could pay in principal every month.