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osCommerce Discounting


Matrix-o-discounts

Don't worry - you can enter the matrix without having to take the blue pill.

What you want to doWhat to use
Save if you buy in bulk This is what my Quantity Discounts contribution does.
Buy one, get one free This is what Better Together does.
Buy A, get B at a discount This is what Better Together does. does.
Provide a discount for items made by one particular manufacturer Use Big Spender or Big Chooser.
Save if you buy in bulk If you're only doing this on one or two products, you can use the native Quantity Discounting mechanism (p. 231-233 in the manual). If you're doing it across the board, or grouping dissimilar items (so that quantities two different items count towards a discount), you should use my Quantity Discounts contribution. To see a breakdown of the differences between the native Quantity Discounts module and my code, click here.
Buy one, get one free This is what Better Together does.
Buy A, get B at a discount This is what Better Together does. does.
Buy 2 of A, get B at a discount
Buy 3 of A, get B at a discount
Buy 2 of A, get a third A at a discount
This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy A and B, get C at a discount This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy A, B, C, D ... get Z at a discount This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy 1 of A, 2 of B, 3 of C, ... get unlimited Z at a discount This is what Big Chooser does.
Spend over $100, get a gift This is what Big Spender does.
Spend over $100, get a discount off A This is what Big Spender does.
Spend over $100, get a discount off some combination of A, B and C This is what Big Spender does.
Spend over $100 from category X, get a discount on A This is what Big Spender does.
Spend over $100, get a your choice of two items from category 1 and 2 items from category 2 This is what Big Spender does.
Spend over $100 from category X, get a discount off the entire cart This is what Big Spender does.
Buy items A, B, C, get a discount off some combination of D, E and F This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy items A, B, C, get a your choice of a discount off D, E or F This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy items A, B, C, get a your choice of two items from category 1 and 2 items from category 2 This is what Big Chooser does.
This is what Free Gift Chooser does.
Buy items A, B, C, get a discount off the entire cart This is what Big Chooser does.