Home | SkillForge Blog | How to Create a Wild Card Parameter Field in Crystal Reports How to Create a Wild Card Parameter Field in Crystal Reports Crystal Reports, SAP Crystal Reports Watch this video on YouTube In this Crystal Reports tutorial, you’ll see how to set up a parameter field, which allows the user to get different results each time the report runs. And you’ll also see how to add a “wild card” character, to make the parameter field even more flexible. Want to see more about creating powerful reports? Check out our Crystal Reports training courses, taught by live instructors in our virtual, online or in-person formats.