I used to do the vinegar & water thing for years. But not anymore. I love this stuff. I use the foam cleaner & the little blue rags. I also detail cars, so I use it on all the glass. It does not streak, at all!!
For stubborn stained & dirty glass, I use the polish first.
https://www.griotsgarage.com/product...rPicks&from=fn
https://www.griotsgarage.com/product...rPicks&from=fn