::I totally concur with Trent in his post The Happy Minimum: "You'd be shocked how much less you can use during the day without sacrificing any quality." Read the full post here.
::Meredith's post, Using Plastic Costs More Than Cash, was spot-on. We've certainly experienced the same thing: it's much easier for us to swipe a debit card than to part with cash. So by using cash-only for the majority of our purchases, we not only stick with our budget, we spend a lot less money.