Never thought about using primer specifically for cold weather either, but it kinda makes sense if it stays flexible. I've mostly seen guys use roofin...

Good point about soffit vents—I never really thought about that vacuum effect until you mentioned it. Now I'm wondering if that's what's going on with...

Yeah, totally agree with your priorities. I'd probably add roofing issues to that immediate attention list too. A small drip or a few missing shingles...