At first glance, the Fair Housing Act is fairly straightforward: one must not discriminate on the basis of race, color, national origin, religion, sex, familial status, or disability. These classes are protected by federal law and applicable universally in the United States of America. In practice, however, the fine line complying with FHA anti-discrimination laws and complying with internal leasing policies – aimed at protecting the company from high-risk renters — can be difficult to discern for apartment leasing agents.