In the area/field Evaluation, the selected content can be evaluated. An Evaluation always has a evaluation category (e.g.: school grades). Evaluation categories can be created and maintained in Admin > Edit parameter > Evaluation category. Evaluations are measured in evaluation units according to its category (e.g.: evaluation category: school grades, evaluation units: A, B, C, D, F or A+, A, A-, B+, B, B-, C+, C, C-, D+, D, D-, F). Evaluation units can be created and maintained in Admin > Edit parameter > Evaluation.