Clean windows

Clean windows — this is how it gets clean streak-free

Cleaning the windows properly is not exactly easy. How do you get clean and streak free? With vinegar or detergent? We have the best home remedies and tricks ready.
In the gray winter we push it for months, but as soon as the sun shines through the window and streaks and dirt spoil the view, there is no longer any way over the spring cleaning — and thus also the window cleaning new york. Especially after many days of bad weather or if you live on a street with lots of traffic, dirt quickly settles on the glass.
But how are the discs really sparkling? Which cleaning agent, which cleaning technique makes the windows really clean?