Good points all around. I've seen similar situations—people adding vents left and right but still having issues. A few things I've learned along the w...

Yep, that's been my experience too. Warranty enforcement can be inconsistent, but usually depends a lot on the contractor and manufacturer involved. A...

Good point about cosmetic exclusions—I've seen that come up a few times. Had a customer last year with a metal roof who got hit pretty hard by hail. I...