Take effective steps to develop professional and positive relationships with staff, children, families, and the community through the practice of conflict resolution strategies. Examine typical situations that may lead to conflict and how to address conflict in a professional manner and promote resolution. This course is designed to help you get your program aligned with Maryland EXCELS as well as help you reach higher Maryland Child Care Credential levels. Credential Boosters are classes that are identified by the Maryland State Department of Education in the Staff Credential modifications for levels 2, 3 and 4. Maryland State Education Core of Knowledge: 3 hours Professionalism.