Working with discount coupons in Laravel Spark

** EDIT 2018/04/04: This is applicable to both Spark 6 and 5 **  EDIT 2018/10/19: This posts was made for Spark 5, but most likely it still perfectly applies to Spark . I’ve read the changelog and upgrade instructions, and those do not mention any changes regarding coupons. I’ll update this post once we upgrade to […]