If you want to promote your specific product. But you might be thinking how can I do this, which rule I should apply?\r\nTo promote your product you can apply free shipping for single product only, Catalog price rule to give discount, or Shopping Cart Price rules etc. \r\nFor that solution is in Magento, it has functionality where you can offer various promotion. Free Shipping refers to there is no any shipping charge to product while purchasing. It is better way to offer promotion to your customer and it is an effective way to grab customer quickly.\r\nProcess to apply Free Shipping to Single Product \r\nGo to Admin Panel -> Promotion -> Shopping Cart Price Rules\r\n\r\n\r\nWhile creating new rule, you required to fill all Rules related fields.\r\nRule Information\r\n\r\n\r\n\r\nRule Name:\r\nEnter name to your rule. You can set any Name to your rule. It is for internal use only.\r\n\r\nStatus:\r\nSet Active to apply rule\r\n\r\nWebsites: \r\nSelect Websites to where you want to apply rule\r\n\r\nCustomer Group:\r\nSelect entire Customer Group or those Group you want to apply\r\n\r\nCoupon:\r\nIf you want to add coupon then select specified coupon from drop-down\r\n\r\nUses per Coupon:\r\nIt specify the number, that how many times customer can uses per coupon\r\n\r\nFrom Date, To Date:\r\nIt is the time validation of setting rule\r\n\r\nPriority:\r\nSet value 0 or 1 for priority. Lowest priority rule will apply first.\r\n\r\nPublic in RSS Feed:\r\nSet yes if you want to distribute your information on-line\r\n\r\nSet Condition:\r\nTo set specified condition click on Green plus symbol then select Attribute Combination. After that choose attribute or categories or SKU that you want.\r\nYou can select more than one condition.\r\n\r\nIn above screen-shot free shipping apply to SKU=MM-A900M.\r\nSet Action:\r\n\r\n\r\n\r\nIn Free Shipping field select For matching items only by clicking drop-down\r\n\r\nSet Label:\r\n\r\nGive Label to your Rule\r\n\r\nSave Rule:\r\nWe are going to apply Free Shipping for Single Product, not to all. For all product we will charge Shipping. \r\nSo that we must to do following setting.\r\nGo to Admin -> System -> Configuration -> Sales -> Shipping Methods -> Free Shipping\r\n\r\nSet Free Shipping Enabled is No If in case We set Free Shipping is Yes then it will apply to all product,so that we set here Free Shipping is No\r\nafter that Save Configuration.\r\nResult in Front-end: \r\n\r\nClick on Add to Cart to add product in Shopping Cart\r\nComplete step by step Checkout Process\r\nFree Shipping will show when click on Shipping Method, Screen-shot as given below.