Independent business / Digital download

Promotion Margin Lab

Work out how many orders make a discount worthwhile.

Compare a normal basket with coupons or subsidised shipping. See the contribution per order after costs and the daily volume needed to match the regular offer.

Inside the download

Baseline basket with product and payment costs
Editable discount and shipping scenarios
Exportable per-order comparison

What you need

Extract the ZIP and open START.html in a current browser. Save a JSON backup before closing.

Download languages

English product with quick-start instructions in English and Turkish.