Topping off the windshield washer fluid reservoir is important to do periodically and is one of the easiest things to do yourself. We are always amazed at how many people drive around with dirty windshields - especially considering how cheap windshield washer fluid is and how easy it is to replace.
There are several new formulations of washer fluid that both dissolve ice on contact in addition to making bugs bounce off instead of splatter on your windshield. Check out our gear guide for more info on which type of windshield washer fluid best suites your driving area.