Combo offers are the special offers on selected merchandise that provide you the best deal on meeting the combo conditions. For example: under the Buy 2 Get 1 offer you would get the third item free on buying two from the applicable selection (You will have to select three products from the applicable merchandise to enjoy the offer). Similarly, under the Buy 2 for 599 offer the user can get any two items from the defined catalog at the combo price irrespective of the individual product prices.