Add 3 titles to your basket (from this or any of my other DVD, CD or book listings) and the cheapest title will be free when you go to checkout (discount applied automatically)
The Buy 2 Get 1 Free discount can be aggregated:-
Buy 2 Get 1 Free (add 3 to basket)
Buy 4 Get 2 Free (add 6 to basket)
Buy 6 Get 3 Free (add 9 to basket)
Buy 8 Get 4 Free (add 12 to basket)
......and so on
Postage is a flat rate of £3.99 across all of my book, CD and DVD multivariation listings - whether you buy 1, 10 or 100 individual items