How to Use 'Affect' Versus 'Effect'
by Meghan Moravcik Walbert from Lifehacker on (#4KH6Q)
Every time I write either "affect" or "effect," I have to pause for a second to double-check myself. Their meanings are related, their spellings are similar; even their pronunciation is nearly the same. But one of them causes something and the other is the result. And knowing the difference is a good thing.