Yeah, I've definitely had drone footage catch stuff I missed. One time I was convinced the flashing was the issue, climbed up twice and saw nothing......

Yeah, silicone's definitely tougher to get a clean finish with. I've found warming the tube slightly helps it flow smoother—just don't overdo it. And ...

Slate can be tricky—especially the cheaper stuff. Flaking usually means it's lower-density slate, which absorbs moisture and starts to delaminate over...