Foam tape is def underrated. My go-to method: clean the window edges (seriously, don't skip this), measure twice, cut once, and press firmly. Silicone...

Haha, totally relate to the spreadsheet letdown. But hey, comfort counts for something too, right? Sometimes the numbers don't tell the whole story......

Totally agree on the prep—been there, peeled that. Another trick I've found helpful is sanding lightly between coats. Sounds tedious, but trust me, it...