Promo codes can be added at the end of the Title Setup process.
- Once files are uploaded, press ‘continue’.
- Content Validation screen- press ‘Authorize’ and ‘Yes’ to fix files
- On the Title Submission page, enter the promo code (codes are case sensitive)
- Recalculate the price
https://www.ingramspark.com/spark-complete-education/loading-promotion-codes-on-ingramspark