Community Legal Services of Philadelphia | 6,316 followers on LinkedIn. CLS provides legal representation & community education to help low-income Philadelphians in civil legal matters. | Community Legal Services (CLS) is nationally recognized as a model legal services program. CLS assists clients when they face the threat of losing their homes, incomes, health care, and even their families. CLS attorneys and other staff provide a full range of legal services, from individual representation to administrative advocacy to class action litigation, as well as community education and social work.