If you've been around the net for a while you'll probably be able to recall the days when Groupon became a massive hit with its popular deal-a-day vouchers and coupons. Now, Groupon is banking on a new business model to reignite interest in its vouchers, by focusing on providing more than just big savings deals. Groupon now looks much more like a business listings directory, and that's great for consumers. That's because Groupon is still offering coupons and vouchers just about every kind of service