Couldn't agree more. I'd also stress checking the window opening for squareness—if it's out of square even slightly, you'll be fighting alignment issu...

Soap and wax are decent quick fixes, but honestly, for long-term smoothness, silicone lubricant is the way to go. Just a thin coat—no dirt attraction,...

That's a clever tactic, especially since contractors often default to pushing premium products. But here's something else to consider—have you ever as...