Clean windows make a powerful first impression and let in more light, which can brighten every room and lift your spirits.

Looking for a DIY alternative? Martha has the solution. While commercial glass cleaners promise a streak-free shine, many come with an ingredient list that’s long on chemicals and short on simplicity.

Washing the windows is a staple of spring cleaning, one of the chores that first springs (sorry, sorry!) to mind when the season arrives. There are practical reasons to wash windows in spring — ...