The BMG Music Service 12 CDs for the price of one works by offering a contract to the purchaser that requires the purchase of a single CD at regular club prices in order to qualify for the other 11 CDs, according to BMG. Shipping is applied for each CD received.
Entering into the BMG contract grants the purchaser the right to order the first seven CDs for no cost except those of shipping the product. Shipping costs for each CD begin at $2.69 for the first CD, $2.59 for the second and $2.49 for each CD thereafter.
After receiving the first seven CDs, BMG requires the purchase of a CD at the regular club price. As of 2015, the club price of a CD begins at $14.98. This purchase must be made within one year of joining the club. After the purchase, the last four free CDs can be ordered at no additional cost but shipping.
The total price for the 12 CDs is at least $45.15 plus tax. This includes shipping costs of $30.18. This breaks down to an average per CD cost of $3.76. Joining the club also allows the member to save on other items from the BMG music catalog in addition to the 12 CDs.