Magento Facebook Like Discount extension serves your customers with a discount offer when they hit "Like" on Facebook page. It helps you to increase your total number of visits on site. Your purchasers can stay updated with the special offers, services, new product etc. This offer of discount applied only on a single purchase. So Increase your marketing strategy on social media by inviting your users to save money on their total purchase. Draw customers back for purchase by making them happy providing discounts this way.